短语词组用作动词 (v.)～+名词weld the broken rod 焊接断裂的金属棒weld parts 焊接零件～+副词weld electrically 电焊weld firmly 焊接牢固weld staunchly 坚定地团结在一起weld sturdily 焊得结实weld together 焊接在一起～+介词weld into 使连成一体weld into a fighting collective 结成一个战斗集体短语 返回 welds