na. ballistic missile 中程弹道飞弹
[网络] 运营计划;中等距離
(intermediate-range 的复数)

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发表于:2018-12-24 / 阅读(27) / 评论(0) 分类 Scientific American(十二)月

Tests Show Levels of Arsenic in US Rice Two hundred different types of rice and rice products tested by both the non-profit research group, Consumer Reports, and the U.S. Food and Drug Administration [FDA], contained varying levels of different forms

发表于:2019-01-13 / 阅读(55) / 评论(0) 分类 VOA标准英语2012年(九月)

A alternate bearing 大小年结果 amendment 调理剂 ample 充足的 anatomical 解剖的 aneuploid 非整倍性(的) anion 阴离子 annual 一年生植物,一季生植物 anther 花粉囊,花药 anthocyanin [植]炭疽病 antibiotic 抗生

发表于:2019-02-09 / 阅读(64) / 评论(0) 分类 英文语法词汇

If President Donald Trump were a food, what food would he be? 如果特朗普是种食物,他会是啥? If Trump were a food hed be a creampuff filled with poisoned and infectious cream filling. The gooey cream would be chock full of lead, mercur

发表于:2019-02-18 / 阅读(39) / 评论(0) 分类 英语新闻

The proportion of hazardous metal toxins in PM2.5 in Beijing has decreased for the past three years, which experts lauded as the initial achievement of the city's anti-smog measures. 过去三年,北京市PM2.5中对人体有害的金属毒素的比重

发表于:2019-02-18 / 阅读(91) / 评论(0) 分类 英语新闻

Get enough sleep I have a theory about sleep. My theory is this: everyone who routinely uses an alarm clock suffers from chronic sleep deprivation. Using an alarm clock a few times a year (to catch a plane or have a phone call with someone in another

发表于:2019-02-18 / 阅读(54) / 评论(0) 分类 阅读空间