lightweightadj.轻量级的；无足轻重的；比较轻的n.轻量级拳击运动员；无足轻重的人或物；轻便lightweight messages轻型消息lightweighting design轻量化设计lightweight casserole轻便焙盘lightweight aggregate轻骨料,轻质骨料lightweight materials轻量化材料lightweight framework轻量级框架lightweight test tool轻量级测试工具Lightweight container轻量级容器lightweight structure轻量构造lightweight component轻量化构件