Stir the batter every now and then to keep it from separating.不时搅动面糊，防止其成分散开。I like to smoke a big cigar every now and then.我喜欢不时地抽一支大雪茄.I see him every now and then, but not often.我偶尔看见他, 但不经常看见他....
使铜氧化变成氧化铜.Oxidize copper to copper oxide.硫化铜和氧化铜也是很抢眼的替代材料.Copper sulfide and copper oxide were also attractive candidates.氧化铜是由铜和氧组成的.Copper oxide is made up of copper and oxygen....
他小时候睡在阁楼上.He slept in a loft as a boy.这座英式亭阁是令人赞叹的钢和玻璃建筑，大小和威斯敏斯特教堂相当。The British pavilion is an impressive steel and glass construction the size of Westminster Abbey.这次事件引发了內阁中途改组.The affair led to a mid - term Cabinet ...
The imidazoline was synthesized from black acid liquid.以酸性黑油为原料合成咪唑啉.Then the imidazoline boric acid ester was synthesized when the intermediate reacts boric acid.采用两步法合成月桂酸味唑啉硼酸酯....