单词：genus Hydrilla
单词：genus Hydrilla 相关文章
Pre-Listening Vocabulary binomial nomenclature: a two-part system for naming species (e.g., Panthera tigris) genus: a subdivision of a family of organisms (e.g., Panthera is the genus for tigers, lions and leopards, and a subdivision of the Felidae f
Facts-事实
China has more plants than anywhere else in the temperate regions of the world. In fact, it has almost twice as many kinds of plants as there are in the United States which is about the same size and about three times as many as there are in Europe.
国家地理2008年
Alice: Hello, I'm Alice Stephen: And I'm Stephen.Alice: And this is 6 Minute English! This week were talking about a very commonphobia a fear of the dentist and a possible new treatment. But first of all,Stephen, how does this sound make you feel? In
六分钟英语
歌曲 ： Keep On Moving 艺人 ： Starstylers Ft.Michy 音乐星级 ： ★★★★★ 所属专辑 ： 未知 发行年代 ： 2006 风格 ： Dance 介绍： 关于Starstylers Ft. Michy在网络上很难找到他们的信息，只知道他们好像是一个DJ组合，组合形式跟舞动精灵差不多，Keep On Movi
舞曲狂欢
India Holds Large-Scale Drill for a Potential Disaster By the time the sirens sounded all around New Delhi, two months planning had been completed. In nine different parts of the city, rescue workers simulated a 7.2 magnitude earthquake 275 kilometer
VOA标准英语2012年(二月)
Technique May Eliminate Drill-and-Fill Dental Care For over a hundred years, dentists have been repairing cavities by removing the decayed tooth tissue with a drill and filling the hole with metal or plastic material. Depending on the cavitys depth,
VOA标准英语2015年(八月)
China and Russia on Friday started joint naval drills off the coast of Russia's Far East. Seven vessels from China's North Sea Fleet and South Sea Fleet and 12 vessels from Russia's Pacific Fleet are taking part in the weeklong exercises. Participati
世界各地新闻集锦
While I was observing this phenomenal creature, two jets of steam and water sprang from its blowholes and rose to an altitude of forty meters, 当我观察这只奇怪动物的时候，两道水和汽从它的鼻孔吐出来，直喷到叫十米的高度
《海底两万里》中英双语有声读物
今天Larry和李华在校园里闲逛，校园里到处都贴满了选举传单。今天李华会学到两个常用语：flip flop和wishy-washy. LL: Hey, Li Hua who do you support for class presiden
美国之音《流行美语》
BEIJING Jan. 10 (Xinhuanet) -- Keeping a healthy diet may help children with attention deficit hyperactivity disorder (ADHD) in their treatment, a new study revealed. The study was published Monday in the American medical journal Pediatrics. After an
英语新闻
Military experts in China are warning against Japan's latest drill apparently aimed at recapturing lost islands. Military expert Yin Zhuo says the drill could be preparation for future operations on the Diaoyu islands. According to Japanese media rep
英闻天下
The light from our glass coils produced magical effects at times, lingering on the wrinkled roughness of some natural arch, 我们的蛇形玻璃管中的光学，照在这些天然的凹凸不平的拱形建筑物上面， or some overhang suspended
《海底两万里》中英双语有声读物
In the first group: organ-pipe coral, gorgonian coral arranged into fan shapes, soft sponges from Syria, isis coral from the Molucca Islands, sea-pen coral, wonderful coral of the genus Virgularia from the waters of Norway, various coral of the genus
《海底两万里》中英双语有声读物
TEHRAN, July 4 (Xinhua) -- The Iranian Islamic Revolution Guards Corps (IRGC) concluded the three-day missile drill on Wednesday with Iranian military officials warning against any military aggression on the country. On the third and last day of the
英语新闻
BEIJING, Feb. 24 (Xinhua) -- Police in Beijing municipality have performed an emergency response drill in their preparations for the country's annual legislative and political advisory sessions, a police officer said Friday. The drill was organized t
英语新闻
By Robert Berger Jerusalem 09 April 2008 Syria is beefing up security on its home front in a sign of escalating tension with Israel. As Robert Berger reports from VOA's Jerusalem bureau, there are war jitters on both sides of the border. As Israel co
VOA常速英语2008年（四月）
A triggerfish, I said. 是一条箭鱼。我于是说了。 It's a Chinese triggerfish, Ned Land replied. 尼德兰回答：是一条中国箭鱼。 Genus Balistes, family Scleroderma, order Plectognatha, Conseil muttered. 康塞尔于是低声说：箭
《海底两万里》中英双语有声读物
There I saw again, but not yet pressed and dried like the Nautilus's specimens, some peacock's tails spread open like fans to stir up a cooling breeze, scarlet rosetangle, 我在这里又看到的，不是像在诺第留斯号船上风干的标本，而
《海底两万里》中英双语有声读物
At intervals it hands down decrees, declaring that Zauschneria californica (a common plant in rock gardens) 它不时下达命令，宣布从今以后加州倒挂金钟（一种普通的假山庭园植物） is to be known henceforth as Epilobium can
万物简史