单词：co-ordinate valence
[建] 配位价
单词：co-ordinate valence 相关文章
It was on a warm autumn day that my elder brother and I walked into Tsinghua Subordinate High School. The strong dry wind was quite different from that in my hometown, which is usually mild. After registering in the senior section, a teacher took me
发表于:2018-11-28 / 阅读(264) / 评论(0)
疯狂英语易背作文
疯狂英语易背作文
Back from his globe-trotting trip to lay the groundwork for what he calls a new economic order, British Prime Minister Gordon Brown met with his Australian counterpart Kevin Rudd at Ten Downing Street Monday. Mr. Brown said world leaders are making
发表于:2018-12-08 / 阅读(156) / 评论(0)
VOA标准英语2009年(三月)
VOA标准英语2009年(三月)
The Importance of Physical Exercise Everyone hopes to live happily in the world. Physical exercise is indispensable to a happy life. There is a famous saying: Life lies on exercise. Although you will not necessarily die without regular physical exerc
发表于:2018-12-18 / 阅读(237) / 评论(0)
英语作文
英语作文