质谱测定法，质谱分析，质谱学
(mass-spectrometry 的复数)

英语语法：132 Troublesome Contractions

Grammar Girl here. Today's topic is troublesome contractions. Guest writer Bonnie Trenga writes, This episodes about contractions. Or would it be better to say, This episode is about contractions? While were in the neighborhood, well talk about some

发表于:2019-01-02 / 阅读(56) / 评论(0)

英语语法 Grammar Girl

英语四级同形异义词辨析08

英语四级同形异义词辨析08 1. He was proud of being chosen to participate in the game and he us that he would try as hard as possible. (2003.06) A) insured B) guaranteed C) assumed D) assured 2. Some well-known scientists believe that there

发表于:2019-01-03 / 阅读(75) / 评论(0)

四六级词汇与结构练习

节奏布鲁斯:Jay Sean - All On Your Body

A-a-all on your body girl All on your body A-a-all on your body girl All on your body A-a-all on your body girl All on your body A-a-all on your body girl Girl you too fine 10 outta 10 I'll be your rude boy And your gentleman So just let me do it I'l

发表于:2019-01-11 / 阅读(52) / 评论(0)

节奏布鲁斯

VOA标准英语2013--US Gun Control Advocates Disappointed by Vote

US Gun Control Advocates Disappointed by Vote At the White House Wednesday, with parents of the school shooting victims alongside, President Obama pledged to keep fighting for gun control. So all and all, this is a pretty shameful day for Washington.

发表于:2019-01-14 / 阅读(55) / 评论(0)

VOA标准英语2013年(四月)

2007年VOA标准英语-Bush: Change in Iraq Strategy 'Ideological Stru

By Scott Stearns Washington 11 January 2007 U.S. President George Bush is sending more troops to Iraq as part of what he says will be a new way forward. VOA White House Correspondent Scott Stearns looks at the president's changing approach to the co

发表于:2019-02-06 / 阅读(86) / 评论(0)

2007年VOA标准英语（一月）

英语游戏:魔法传奇 Spectromancer: Gamer Pack

[全屏观看] 点击右键- 另存为可保存这个Flash影片魔法传奇是一个好玩的奇趣游戏类小游戏,一款好玩精美的卡片对战小游戏，选择你喜欢的角色和魔法打败对手，你在对战中你可以使用各种魔

发表于:2019-03-12 / 阅读(1688) / 评论(0)

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ability of equalization

barrel reshaping machine

be under the impression