un. 限制性核酸酶
[网络] 限制酶；核酸限切酵素

词型变化：名词复数形式 : restriction nucleases

每日一词【47】ease：放松原有的规定或限制

今天学的词是ease。Ease就是放松原有的规定或限制。上个月，美国航空安全官员决定禁止旅客带液体上飞机。经过研究，他们现在决定放宽这一规定。报纸说：U.S. Eases Carry-on Liquid Ban, 美国当局

发表于:2018-12-30 / 阅读(145) / 评论(0)

英语每日一词

单词超市第三十八期 ease

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! Thank you！

发表于:2018-12-30 / 阅读(135) / 评论(0)

英语单词荟萃

学个词Learn a Word 第1561-restriction

今天我们要学的词是restriction. Restriction是限制的意思。President Obama vowed to implement new measures to curb violence in American cities, including reasonable restrictions on gun ownership. 美国总统奥巴马誓言，要减少美国

发表于:2019-01-06 / 阅读(159) / 评论(0)

英语单词荟萃

英语美文：什么是启蒙

What Is Enlightenment Enlightenment is man's leaving his self-caused immaturity. Immaturity is the incapacity to use one's intelligence without the guidance of another. Such immaturity is self-caused if it is not caused by lack of intelligence, but b

发表于:2019-01-11 / 阅读(98) / 评论(0)

英语美文

什么是启蒙

Enlightenment is man's leaving his self-caused immaturity. Immaturity is the incapacity to use one's intelligence without the guidance of another. Such immaturity is self-caused if it is not caused by lack of intelligence, but by lack of determinatio

发表于:2019-01-11 / 阅读(133) / 评论(0)

英语美文

VOA慢速英语2015 韩国企业望放松对朝鲜实施的贸易限制

AS IT IS 2015-01-26 S. Korean Businesses Want to Ease Trade Restriction with North 韩国企业望放松对朝鲜实施的贸易限制 Business leaders in South Korea are urging President Park Geun-hye to ease trade restrictions with North Korea. Sou

发表于:2019-01-12 / 阅读(98) / 评论(0)

2015年VOA慢速英语(一)月

PBS高端访谈:特朗普政府废除奥巴马水资源保护规定

JUDY WOODRUFF: Just days ago, the EPA's new administrator, Scott Pruitt, promised an aggressive rollback of environmental regulations that had been put in place by former President Obama. The future, he said, ain't what it used to be. President Trump

发表于:2019-01-17 / 阅读(156) / 评论(0)

PBS访谈社会系列

常用外汇相关词句

Tell me the current rate for RMB, please. 请告诉我人民币的现价。 What's your selling rate for RMB yuan in notes today? 你们今天人民币现钞的售价是多少？ What's the dollar going for today? 美圆今天的售价是多少？ Ou

发表于:2019-02-04 / 阅读(98) / 评论(0)

实用英语

华裔移民的故事从暗处来到聚光灯下

Frail and dignified at 88, the man leaned on his cane and smiled as the story of his immigration in 1936 flashed behind him on a museum wall. Like tens of thousands of others who managed to come to the United States from China during a 60-year period

发表于:2019-02-05 / 阅读(115) / 评论(0)

英语新闻

能源行业英语-2 水电地域限制 Regional Restriction

发表于:2019-02-05 / 阅读(132) / 评论(0)

能源行业英语

U.S. imposes strict restriction on cyberspace: report

BEIJING, April 10 (Xinhua) -- While advocating Internet freedom worldwide, the U.S. imposes fairly strict restriction(限制,约束) on cyberspace on its own territory, said the Human Rights Record of the United States in 2010 issued by the Informati

发表于:2019-02-06 / 阅读(120) / 评论(0)

英语新闻

英语美文：自由飞翔！

Flying HighOne windy spring day, I observed young people having fun using the wind to fly their kites. Multicolored creations of varying shapes and sizes filled the skies like beautiful birds darting and dancing. As the strong winds gusted against th

发表于:2019-02-09 / 阅读(159) / 评论(0)

英语美文

英语美文：有线的自由

有线的自由 Free to soar上天让我经历逆境，体验束缚的滋味，并定下规则约束我们，让我们从中成长起来，获得人生的力量One windy spring day, I observed young people having fun using the wind to fly their kites

发表于:2019-02-09 / 阅读(133) / 评论(0)

英语美文

VOA常速英语2008年-Turkey's Parliament Eases Ban on Islamic Head S

By Dorian Jones Istanbul 2-345315 09 February 2008 Turkey's Islamic-rooted Justice and Development Party has succeeded in changing the country's constitution to ease a ban on Islamic head scarves worn in universities. But the move is proving controve

发表于:2019-02-14 / 阅读(120) / 评论(0)

VOA常速英语2008年（二月）

五条对你有益的新年健康计划

发表于:2019-02-16 / 阅读(123) / 评论(0)

实用英语

印度航空：空姐太胖将丢饭碗

India's national carrier Air India is set to ground 125 overweight cabin crew members. 印度国家航空公司印度航空准备让125名超重空乘人员停止机舱内服务。 An Air India official told the BBC that the order had been made on th

发表于:2019-02-17 / 阅读(139) / 评论(0)

阅读空间

塞浦路斯进一步放宽资本管制

NICOSIA, April 11 (Xinhua) -- Cyprus partly eased restrictions on bank operations on Thursday by allowing free transactions of up to 300,000 euros (390,000 U.S. dollars) domestically and raising the ceiling for company payment abroad. A new decree is

发表于:2019-02-18 / 阅读(110) / 评论(0)

英语新闻

学个词 47:ease

发表于:2019-02-24 / 阅读(122) / 评论(0)

学个词

Free to Soar

One windy spring day, I observed young people having fun using the wind to fly their kites. Multicolored creations of varying shapes and sizes filled the skies like beautiful birds darting and dancing. As the strong winds gusted against the kites, a

发表于:2019-02-25 / 阅读(189) / 评论(0)

阅读空间

银行常用英语口语

What's the interest rate for the savings account? 储蓄存款的利率是多少? http://www.wtojob.com/ Do you pay interest on this account? 这种存款付给利息吗? Please tell me what the annual interest rate is. 请告诉我年利率是多少。

发表于:2019-02-25 / 阅读(152) / 评论(0)

实用英语

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best maneuvering speed

bill drawn on a letter of credit

biotechnics

bracket axle