We finished addressing over three hundred envelopes.
我们写了三百多个信封地址了。
We are anxious to know how long it will take you to deliver the goods.
我们急于知道贵方多长时间能交货。
After all, all living creatures live by feeding on something else, whether it be plant or animal, dead or alive, and it is only by chance that such a fate is avoided.