化学的这个阶段差不多一直延续到1700年.This phase of chemistry lasted till about 1700.量子化学的重要生物学应用正在不断增加.Significant biological applications of quantum chemistry are on the increase.它们全都有警戒色, 表明它们全都有化学的保护作用.All are aposematuically colored...
他个人已收到莱曼司令要求凿沉轮船的命令。He personally had received orders from Commander Lehmann to scuttle the ship.遇难轮船的残骸the hulk of a wrecked ship我们很难发动这艘轮船的引擎.We are having difficulty in firing up the ship's engines....
Furniture is so bulky, it takes so much room.家具体积太大，占了太多空间。It was bulky, perhaps three feet long and almost as high.它体积很大，大约有3英尺长，高度也将近3英尺。Bulky items will be collected separately.大件物品将分开收集。...
The Socialists united behind their probable presidential candidate, Michel Rocard.社会党人团结在他们很有希望当选的总统候选人米歇尔·罗卡尔周围。It's not certain they'll accept the Front's candidate if he wins...即便来自阵线的候选人获胜，他们能否接受他还说不准。...
The pertinent siloxane compounds contain two silicon hydride bonds.所说的硅氧烷组合物中,含有两类硅氧键.Forming conditions and physical and chemical characteristics of tin hydride are discussed.论述了锡氢化物的形成条件和物理化学特征.What we've done is ...