heavy sky阴天
heavyadj.大(量)的;重的;沉重的;猛烈的
heavy-duty diesel vehicle重型柴油车
heavy type cab-tyre cable重型橡套电缆
heavy duty armored conveyor重型铠装运输机
heavy ion nuclear chemistry重离子核化学
heavy metal ions wastewater重金属离子废水
Heavy Observation Aircrafts重型观测飞机
heavy-at-one-end desk一头沉桌
heavy-haul transportation重载交通
heavy weight rubber product重型橡胶制品
heavy meral chelating agent重金属捕集剂