Plankton and nekton are pelagic organisms.浮游生物和自游生物都是海面的生物.The fish live on the plankton.这种鱼靠吃浮游生物为生。Plankton is at the bottom of the marine food chain.浮游生物处于海洋食物链的最底层.Krill swam with the plankton , a school of young men...
...armoured personnel carriers and other heavy vehicles.装甲兵员运输车和其他重型车辆German armoured divisions pierced the Russian lines.德国装甲师突破了俄国的防线。There were armoured personnel carriers and tanks on the streets.街上有装甲运兵车和坦克。Our armo...
祈使语气是一种语法现象.The imperative mood is a kind of grammatical phenomenon.在英语中有3种语气: 陈述语气, 祈使语气和虚拟语气.There are three kinds of mood in English: the indicative mood, the imperative mood and the subjunctive mood.在`Goaway! 中用的是祈使语...