Hydrogen is used extensively in industry for the production of ammonia.氢气在工业上广泛用于制氨。Mark, however, needs to travel extensively with his varied business interests.然而，马克因为各种生意需要频繁出差。He had worked extensively on the anatomy...
那个专找茬儿的捣蛋分子被逐出会场.The heckler was ejected from the meeting.你别找茬儿闹事,要不然我就叫警察了!Don't give me any aggro or I'll call the police!这么说,我的话你全听到了,要从中找茬儿 吗 ?So you heard what I said? You want to make something out of it?...