She heard the sound of the guns thundering in the fog.她听到雾中传来隆隆的枪炮声。On their journey south they hit a bank of fog off the north-east coast of Scotland.南行途中，他们在苏格兰东北海岸外遭遇了大雾。I said, 'My car won't go in fog'...
His mind was in a fog when he finally got up.他终于起床了，头脑一片混沌。The fog had lifted and revealed a warm, sunny day.雾已经散了，看来是温暖晴朗的一天。She heard the sound of the guns thundering in the fog.她听到雾中传来隆隆的枪炮声。...
walls made of wattle and daub泥笆墙The children were encouraged to daub the colors liberally.他们鼓励孩子随意涂色。I am not a good painter but I like to daub.我不是个好画家,但我喜欢涂鸦....
The hydrogenation of diene compound and carbonyl group with yeasts was studied.对几种酵母细胞催化双烯和羰基的加氢反应作了一些初步研究.EPDM is a terpolymer elastomer made from ethylene - propylene diene monomer.epdm是一种由乙烯 - 丙烯、二烯单聚物构成的三元共聚物弹性材料.Eth...
A student will probably attend four or five courses during each semester.每个学生一学期可能要修四五门课程.He had three minors this semester.这学期他有三门副修科目.Each student is expected to wait at table for one week each semester.每学期每个学生都要在餐厅服务一...
The word Easter derives from Eostre, the pagan goddess of spring.Easter（复活节）一词由Eostre（多神教的春天女神）衍生而来。English derives in the main from the common Germanic stock.英语主要源于日耳曼语系.He derives his income from freelance work.他以自由职业获...
短期内, 那些变异体就会在以后的爆发中起主导地位.In short order, those strains become dominant in the next outbreak.而一旦分离出变异体, 对应的突变基因就可以鉴定出来了.Once mutants have been isolated, the mutated gene can be molecularly identified.果胶是由半乳糖变异体和葡萄糖变异体角素构成...