Inhibition of chlorophyll synthesis may be caused by etiolation, mutant blocks, or streptomycin.叶绿素合成可以由黄化 、 突变性阻塞或链霉素而引起.When the cells were then shifted to an enriched medium, the mutant cells proliferated.然后,当细胞移入一种滋养...
Or that she was apologizing to the wrong person.或者,她是向错误的人.She prefaced her talk with an apology / by apologizing for being late.她先为迟到表示歉意,然后开始讲话.At first he refused to accept any responsibility but he ended up apologizi...
The weakest students can end up with a negative score.最差的学生可能会以负分收场。We must pick out the enemy's weakest units for attack.我们必须找敌人最薄弱的部队攻击.It's ironical that the weakest student in mathematics was elected class ...
通过关闭演播室和出售实况转播车将节省更多资金。More cash will be saved by shutting studios and selling outside-broadcast vehicles.电视转播的音乐会与现场音乐会不可同日而语。Live concerts are never quite the same on the small screen.1965年他使用了那个词，创造了电视转播的历史。He made te...
His one weakness, apart from aeroplanes, is ice cream.除了对飞机情有独钟，他还嗜好冰激凌。The airlines still have 2,500 new aeroplanes on order.这家航空公司尚有2,500架新飞机在订购中。Aeroplanes are not inherently dangerous.飞机本身并不危险。...
人老了,关节也硬化了.The man is getting old and his joints are stiff.塑料被注入模子后,便放在一边让它慢慢凝结硬化.The plastic was poured into the mold and left to set until it was firm.高温使陶土硬化。Great heat indurates clay....