It can be difficult to ascertain the facts.可能难以查明事实真相。I'm going to ascertain the truth.我要查明真相.It's difficult to ascertain the coal deposits.煤储量很难探明....
It can be difficult to ascertain the facts.可能难以查明事实真相。We must ascertain the responsibility in light of different situtations.我们必须根据不同情况判定责任.The legal philosopher's concern is to ascertain the true nature of all the ...
He gasped and heaved and vomited again.他又开始又喘又吐起来。He vomited up all he had just eaten.他把刚才吃下的所有东西都吐了出来。Corbett leaned against the wall and promptly vomited.科比特倚在墙边,马上呕吐了起来....
Animalcule fermentation engineering is the foundation of bioengineering as well as modern biotechnology and their industrialization.微生物发酵工程是生化工程和现代生物技术及其产业化的基础....a modern reception desk with telephone and fax...有电话和传真机的...