Less common reagents that attack polymers include acids, bases.比较不常见的浸蚀多聚物的化学浸蚀物有酸 、 碱.They experimented with new reagents and succeeded.他们用新试剂做了试验,获得了成功.Warm your reagents ( media, PBS, trypsin ) to 25 - 37� � C prior t...
引语可能会被篡改，使用时断章取义。Quotes can be manipulated and used out of context.只有直接引语应放在引号内。Only direct speech should go inside inverted commas.在叙述过程中, 间接引语的动词通常用过去式.In narrative, the reporting verb is in the past tense....
No wonder Josef was feeling a bit flummoxed.难怪约瑟夫觉得有点糊涂。Sept and Josef carried the senseless king into a cellar.萨普特和约瑟夫把昏迷不醒的国王抬到地下室去.This time Josef's news had been sensational.这次约瑟夫的消息是惊人的....
I don't object to the children going with us.我不反对孩子们和我们一道去.I object to being repeatedly dropped on in this manner.我反对用这种方式屡次被挑中.Do you object to my speaking to him about it?我去和他谈谈这事,你有意见 吗 ?...