heavy的副词

　　They have taken heavy casualties.

　　他们遭受了惨重的伤亡。

　　Heavy trucks kept thundering past.

　　重型卡车不断地隆隆驶过。

　　Enemy troops suffered heavy losses.

　　敌军伤亡惨重。

　　Her breathing became slow and heavy.

　　她的呼吸变得缓慢而沉重。

　　I heard his heavy tread on the stairs.

　　我听到他在楼梯上的沉重脚步声。