Selectmen are required by law to perambulate the bounds every five years.法律规定行政委员每五年应巡查一遍边界.Classics spot perambulate considers as the homicide that invades money sex together the case.经现场勘查认为是一起侵财性的杀人案件....
在脱氨作用中, 分子 含氨基 的部分被移去.In deamination, the nitrogen - containing amino portion of the molecules is removed.叠氮还原是向有机分子中引入氨基的重要方法.Reduction of azides is an important method to introduce amino group to organic molecules.采购产品...
The leading player is ill. Let his understudy to appear on the scene.主角演员病了, 让他的替角出场.The understudy was substituted when the leading actor fell ill.主角演员患病,由替角代替演出.The understudy is substituted when the leading actor fall...