例句：
He made efforts to move the heavy furniture.
他努力搬動沉重的家具。
The lead is heavy and the plastic is light.
鉛是重的，而塑料是輕的。
We have a heavy correspondence to deal with .
我們有大批信件待處理。
We had heavy hearts as we went to a funeral.
我們懷著沉重的心情參加葬禮。
There will be heavy snow in the coming few days .
近期內將下大雪。