音标:[rɔ:'wulfiә] ;
n. [植] 萝芙木属(热带有毒植物),[药]萝芙木碱(一种降压药)
n any of several alkaloids extracted from the shrub Rauwolfia serpentina
n any shrub or small tree of the genus Rauwolfia having leaves in whorls and cymose flowers; yield substances used medicinally especially as emetics or purgatives or antihypertensives
词型变化:名词复数形式 : rauwolfias
【近义词】

发表于:2018-12-02 / 阅读(194) / 评论(0) 分类 英语口语1+1

发表于:2018-12-02 / 阅读(138) / 评论(0) 分类 英语口语1+1

One sunny day a rabbit came out of her hole in the ground to enjoy the fine weather. The day was so nice that she became careless and a fox snuck up behind her and caught her. I am going to eat you for lunch! said the fox. Wait! replied the rabbit.

发表于:2018-12-06 / 阅读(177) / 评论(0) 分类 英文故事剧

By Katherine Cole Washington 26 June 2007 Alison Krauss began studying classical violin when she was five years old. By eight, she had discovered the sound of bluegrass, and soon was winning fiddle contests across the United States. Alison released h

发表于:2019-01-06 / 阅读(193) / 评论(0) 分类 2007年VOA标准英语(六月)

Mr. Rabbit and Mr. WolfOne day Mr. Rabbit was walking near the hill; he heard someone crying out, Help! Help! He looked this way and that way, and he saw poor Mr. Wolf. A great stone had fallen on Mr. Wolf's back, and he could not get up. He cried, M

发表于:2019-01-08 / 阅读(187) / 评论(0) 分类 趣味英语

Mr. Rabbit Kills a Wolf One day all the beasts of the forest came to one place. All the big beasts came, and all the little beasts came. There were horses and cows and rabbits and foxes and ducks and mice and birds, and all the other living things. T

发表于:2019-01-08 / 阅读(177) / 评论(0) 分类 趣味英语

A wolf once decided that if he disguised himself,he would be able to get plenty to eat without being hunted and shot at wherever he went.So he wrapped himself up in a sheepskin and slipped in among a flock of sheep that were feeding nearby.He s

发表于:2019-01-09 / 阅读(143) / 评论(0) 分类 趣味英语

He was also known for his many projects with other artists. Transcript of radio broadcast: 07 June 2008 VOICE ONE: Im Steve Ember. VOICE TWO: Robert Rauschenberg And Im Faith Lapidus with People in America in VOA Special English. Today we tell about

发表于:2019-01-11 / 阅读(169) / 评论(0) 分类 VOA慢速英语2008年(六)月

There was once an old goat who had seven little ones, and was as fond of them as ever mother was of her children. One day she had to go into the wood to fetch food for them, so she called them all round her. Dear children, said she, I am going out in

发表于:2019-01-30 / 阅读(105) / 评论(0) 分类 趣味英语

By Joe Bavier Cotonou 03 March 2006 The last day of campaigning for Benin's presidential election opened Friday with concerns over whether the vote will live up to democratic hopes. Some fear for the

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Adia I do believe I've failed you Adia I know I've let you down Don't you know I tried so hard to love you in my way? It's easy...let it go... Adia,I'm empty since you left me I try to find a way to carry on I search myself and everyone To see where

发表于:2019-02-02 / 阅读(264) / 评论(0) 分类 Avril Lavigne(艾薇儿)

The city's once congested roads are empty of people and cars. As many as 1.7 million residents have fled nearly daily fighting in Mogadishu since early 2007. In recent years, the rise of the militant al-Shabab group in Somalia, an al-Qaida ally fight

发表于:2019-02-03 / 阅读(199) / 评论(0) 分类 VOA标准英语2010年(二月)

A wolf was eating his supper one day when a bone stuck in his throat.Choking and coughing,he howled about the countryside asking every animal he met to help him.There's a good reward for anyone who can save me,he spluttered.A crane heard ab

发表于:2019-02-06 / 阅读(207) / 评论(0) 分类 趣味英语

She Wolf Shakira S.O.S she's in disguise. S.O.S she's in disguise. There's a She Wolf in disguise, Coming out, coming out, coming out! A domesticated girl that's all you ask of me, Darling it is no joke, this is lycanthropy. The moon's awake now with

发表于:2019-02-07 / 阅读(147) / 评论(0) 分类 好听的英文歌曲

AMERICAN MOSAIC - Boxer Raushee Warren Heads to Third Olympics; Mike Tyson Hits Broadway JUNE SIMMS: Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) Im June Simms. This week, we recognize some of the music worlds biggest stars who are cele

发表于:2019-02-07 / 阅读(201) / 评论(0) 分类 2012年VOA慢速英语(七)月

A wolf once found a boy hiding behind a haystack,trembling with fright.Please don't eat me,pleaded the boy.I don't see why I shouldn't,replied the wolf.But if you can tell me three things that are really true,then will let you go. The

发表于:2019-02-07 / 阅读(294) / 评论(0) 分类 趣味英语

A shepherd lost the whole of his flock because of a dreadful illness.A wolf,hearing of it,came to console him.My shepherd,said he,is it true that thou hast met with so severe a misfortune,and art deprived of thy whole flock?So amiable,

发表于:2019-02-08 / 阅读(166) / 评论(0) 分类 趣味英语

There was once a shepherd boy who looked after sheep for all the people in the village where he lived.Every morning he collected the sheep from their owners and drove them out onto the hills to feed.Every evening he rounded them carefully up and

发表于:2019-02-09 / 阅读(185) / 评论(0) 分类 趣味英语

A wolf accused a fox of theft,but the latter entirely denied the charge.An ape undertook to judge the matter between them.When each had fully stated his case,the ape pronounced this sentence;I do not think you,wolf,ever lost what you cl

发表于:2019-02-09 / 阅读(152) / 评论(0) 分类 趣味英语

The Wolf and the Lion A wolf,roaming by the mountain's side,saw his own shadow,as the sun was setting,become greatly extended and magnified,and he said to himself,Why should I being of such an immense size,and extending nearly an acre i

发表于:2019-02-09 / 阅读(167) / 评论(0) 分类 趣味英语