Many dentists will no longer treat National Health Service patients, which is a big backward step in this country.许多牙医不再为依靠国民保健制度的病人看病，这是该国的一大倒退。...a busy dentists' practice in the heart of London's West End.位于...
质子的质量几乎是电子的2,000倍。Protons are nearly 2000 times as heavy as electrons.自由基是一种具有未配对电子的分子碎体.A free radical is a molecular fragment having an unpaired electron.在物质中的贯穿能力,都是和电子的动能E有关的.Penetration in matter depends on the kine...
Annie took out her drawing pad and pencil to dash off a sketch of the Indians.安妮拿出画本和铅笔,迅速地画了一幅印第安人的素描.I must dash off a few letters before I go out.在我出去前,必须赶写几封信.I must dash off some letters before I leave.离开前我必须赶写几封信....
这些都不过是一出巨大得多的戏剧里较后的一幕而已.That much was only the latter act of a much greater drama.锦标赛冠军是一位排名较后的选手.The tournament was won by a late qualifier.在较后的各种群婚形式中,大概仍然存在着类似的状态, 只是群的范围逐渐缩小罢了.In the later forms group marriage simila...
There is growing evidence of indiscipline among the troops.该部队纪律涣散现象日益严重。Guilt ridden , parents then indulge their children with gifts and indiscipline.负疚的双亲用礼物和放松管教来迁就孩子.That leads to another possible problem: indiscipl...