We don't have any more pens, can we substitute pencils. 已经不再有钢笔了,可用铅笔来代替吗? substitute表示以...代替。注意上句中substitute后的pencils不是被替换的,而是用来替换pens的。如果要明确表明用

发表于:2018-12-25 / 阅读(46) / 评论(0) 分类 蒋健棠英语实用句子

Humulone 律草酮 Huperzine Serrate P.E 千层塔提取物 Hydroginkgolic acid 氢化白果酸 Hydroginkgolinic acid 氢化白果亚酸 p-Hydroxyacetophenone 对羟基苯乙酮 p-Hydroxybenzylalcohol

发表于:2019-01-03 / 阅读(52) / 评论(0) 分类 医务英语

Researchers Say Malaria Drug Could Also Treat Cancer Scientists know that human cancer cells grow by getting energy from adjacent tumors, where cells have begun to self-destruct. The spread of cancer is accelerated by the death of these cells. This p

发表于:2019-01-13 / 阅读(67) / 评论(0) 分类 VOA标准英语2012年(三月)

1.People will come to expect that injured or diseased organs are meant to be repaired from within,in much the same way that we fix an appliance or automobile: by replacing the damaged part with a manufacturer-certified new part. 人们将开始期望受

发表于:2019-01-17 / 阅读(35) / 评论(0) 分类 大学四六级阅读

In January 2015, a fire in one of Russia's largest university libraries damaged more than 1 million historical documents, an incident which some media described as a cultural Chernobyl. 2015年1月,俄罗斯最大的大学图书馆之一发生了火灾

发表于:2019-02-02 / 阅读(53) / 评论(0) 分类 英语新闻

MILAN, Jan. 12 (Xinhua) -- Inter Milan head coach Andrea Stramaccioni said his side are rediscovering their balance following their 2-0 victory over Pescara in the Italian Serie A league at home on Saturday. It went well, because the most important t

发表于:2019-02-11 / 阅读(106) / 评论(0) 分类 英语新闻