The active promoter fragment was cloned from actinophage? φ SL 60 and then sequenced by dideoxynucleotide sequencing system.通过测定林可链霉菌噬菌体? SL60启动子活性片段的碱基,分析了该启动子的结构、核糖体结合位点、转录起始位点和翻译起始密码子等功能元件....
He was acting out his feelings of inferiority by being overly aggressive.他通过过于暴躁好斗的行为来宣泄自卑感.When you write, avoid sandwiching the bad news between an irrelevant, indirect, or overly cushioned beginning and end.在写文章时，不要把坏...
他的袖子卷到了肘部。His sleeves were rolled up to his elbows.她肘部以下都是肥皂沫子。She was up to her elbows in suds.最后我把这件旧外套的肘部磨出了窟窿.I've worn through the elbow of this old coat at last....
London is made up of 32 boroughs.伦敦由三十二个行政区组成.Brooklyn is one of the five boroughs of New York City.布鲁克林区是纽约市的五个行政区之一.County boroughs lose their autonomy.自治郡失去了它们的自治权....
电极浸没在液体中。The electrodes are immersed in liquid.可将模型置于浸没液槽中,以消除此种误差.This can be eliminated by placing the model in an immersion cell.雨水很快浸没了地面.The rain permeated the ground swiftly....