She left her children behind with a heavy heart.
她十分難過地丟下了她的`孩子們。
The equipment is slow and heavy by modern standards.
按現(xiàn)代標準，那臺設(shè)備又慢又笨重。
There was heavy fighting in the capital last night.
昨晚首都發(fā)生了激烈戰(zhàn)斗。
The discussion got a little heavy.
討論變得有點嚴肅。
That bridge is too weak for heavy traffic.
那座橋不太牢固，承受不住過多的車輛。