underwateradj.在水中生长的;水下的adv.在水下
underwater levee水下堤
underwater block水下块体
underwater torch水下焊炬
Underwater Letter水下快讯
underwater sports潜水运动
underwater mining水下采煤
underwater signal水下信号
underwater curing水下粘结
underwater pillar水中墩
underwater object水下目标