adj.沉重的,巨大的,重的( heavy的比较级 )
The firing got heavier and heavier.
枪声越来越紧.
The lighter version used liquid hydrogen, the heavier used hypergolic propellants.
较轻的推进器采用液态氢, 较重的采用自燃推进剂.
He outboxed bigger and heavier opponents.
他在拳击中打胜比他又大又重的对手.