[化] 酸解; 加酸分解

Earth and Sky:Acid Rain 酸雨

Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J

发表于:2018-12-07 / 阅读(146) / 评论(0)

(科普英语)Earth and Sky

实境旅游英语第78期:杀价与付款(4)

31.Is this the sale price? 31.这是特价后的价格吗？ 32.Could you cut the price a little, please? 32.你可以把价格降低一点吗？ 33.Can't you make it a little cheaper? 33.不能再算便宜一点了吗？ 34.Is there a discount for t

发表于:2018-12-29 / 阅读(79) / 评论(0)

实境旅游英语

知性英语－Acid rain 酸雨

How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t

发表于:2019-01-02 / 阅读(180) / 评论(0)

知性英语

英语语法：88 Splitting Verbs

Grammar Girl here. Today's topic is how a verb and an adverb messed up the inauguration. I took a break from work Tuesday to watch Barack Obama's inauguration, and like millions of other people, I saw a bit of confusion between Chief Justice John Rob

发表于:2019-01-02 / 阅读(53) / 评论(0)

英语语法 Grammar Girl

VOA常速英语2007年-Acid Attacks Are a Growing Form of Revenge in U

By Birungi Machrine Kampala 26 November 2007 Attacks using acid are becoming more frequent in Uganda. Up to 2003, there were only 145 recorded attacks, but over the last three years, there have already been 87. Survivors often suffer from severe emot

发表于:2019-01-16 / 阅读(110) / 评论(0)

VOA常速英语2007年（十一月）

如何表达心事重重?

1.心事重重 some thing weighs heavily on ones mind The boss is quite down these days. He seems to have something weighing heavily on his mind. 老板这几天沉默寡言，看起来好像是心事重重的 2.苦苦哀求 press ones suit She press

发表于:2019-02-19 / 阅读(48) / 评论(0)

英语口语

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aecidium paederiae

air driven pulsating jig

American Association for the Advancement of Science