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.
按現代標準，那臺設備又慢又笨重。
There was heavy fighting in the capital last night.
昨晚首都發生了激烈戰斗。
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。