现在去看足球比赛太晚了; 况且老天又开始下雨了.It's too late to go to the football match now; besides, it's beginning to rain.况且此刻快要九点半了, 还没见一些儿动静.Besides, it's nearly half past nine, and still nothing's happened.况且两个人的母亲已经...
A number of recent variations have further demonstrated the utility of the 1, 3 - dithiane system.几种最近的变体进一步阐明了1, 3- 二硫杂环已烷体系的用途.The salesperson demonstrated a new washing machine.推销员当众演示新式洗衣机的优点。The feasibilities of sma...