The virulent strains had a polysaccharide capsule and formed smooth colonies on agar medium.有毒菌株具有多糖荚膜它在琼脂培养基上形成光滑的菌落....emotional strains beneath the surface...表面之下的情感纠结The principal methods of avoiding spoilage are the...
It never rusts or tarnishes...它从不生锈，也不会失去光泽。It never rusts or tarnishes.它从不生锈，也不会失去光泽。This metal tarnishes easily.这种金属易变色.Brass tarnishes quickly in wet weather.天气潮湿时黄铜很快会失去光泽....
At the time many people ridiculed Isaacs, but scientists are now taking the idea seriously.当时,很多人讥笑萨克而现在科学家们正在认真地接受这一主张.In the past he has pooh-poohed suggestions that he might succeed Isaacs.过去他对自己会接替艾萨克斯之说嗤之以鼻。...the k...
The farmer milks the cows twice a day.那农夫一天挤两次母牛的奶.Sales of cleansing milks, creams, and gels have doubled over the past decade.在过去10年中，洁面乳、面霜以及发胶的销售已经增长了一倍。He milks the cow every day.他每天挤牛奶....
The most extended elective system and the most restricted elective system are alike in this respect.在这一点上,这个最大范围的选举系统和最大限制的选举系统是一回事.He used elective system, replacing the stereotype of classical courses, students can pur...
结合潘二矿储煤仓工程实例, 详细介绍了筒仓滑模施工技术.Combining engineering example with coal storage bunker, introduced slide form construction technology in detail.井口受煤仓的有效容积影响因素很多,计算复杂.There are many factors influenced to the effective volume ...
" We are in trouble, " he said gloomily.“ 我们遇上了麻烦, ” 他沮丧地说道.He reached gloomily into one of his trees and picked handfuls of fruit.他闷闷不乐地把手伸到一棵树上,摘下一把水果来.Brazilians look gloomily forward to a New Year that even the presi...