noun🔗Share信号员，起重工指挥。 The person who directs the operation of a crane or larger vehicle from the point near where loads are attached and detached."The banksman used hand signals to guide the crane operator as the steel beam was carefully lowered into place. "信号员用手势引导着起重机操作员，小心地将钢梁吊放到位。jobtechnicalmachineindustryvehiclepositionpersonworkChat with AIVocabulary GamePractice Reading
