对每升溶液加入20毫克硅藻土助滤剂.Add 20 mg. of diatomaceous earth filter aid per liter of solution.可不断地加入硅藻土.Diatomite may be continuously added.在分包者的仓库中允许使用硅藻土.One could use Diatomite in storage of a Sub - divider....
He played a passive role in the relationship.他在他们的关系中处于被动地位。In spite of my efforts the boy remained passive.尽管我努力,那男孩还是不起劲.We should translate this sentence in passive voice.我们应该用被动语态翻译这个句子....
Alan, you're a jewel.艾伦，你真是出类拔萃呀。Doesn't he look like that man who's wanted for the jewel robbery?他不是很像那个因抢劫珠宝而受到通缉的罪犯 吗 ?The lowest estimate would put the worth of the jewel at ＄200.按最低的评估这块宝石也值200美元....