单词：oxamic hydrazide
单词：oxamic hydrazide 相关文章
Lesson 89 slip of the tongue 口误 First listen and then answer the question. 听录音，然后回答以下问题。 Who made the only funny joke that evening and why? People will do anything to see
新概念英语第二册
A group in San Francisco is honoring former President G.W. Bush by proposing to name a new wastewater treatment plant after him. We hope that this will catch on nationwide, said activist Bill Maher. Every state should have a wastewater treatment plan
365个英语简短小故事
By Michael Bowman Washington 11 May 2006 President Bush says the federal government's monitoring of telephone activity is limited to instances where authorities believe terrorists are making calls to
2006年VOA标准英语（五月）
Pink slip，粉红色的小纸片？可别误以为是一封浪漫的情书呀，其实，pink slip是一种最残忍的东西——解雇通知书！ Pink slip也叫做walking papers，可以追溯到
英文语法词汇
我们学习过许多英语的习惯用法。有些听众可能发现，越是生活中经常发生的事情，表达或者反映这些事情的习惯用法就越多。失业在现代社会里可以说是司空见惯，所以英语里表达失业的用
美国习惯用语