英语词汇“calling help signal”的音标、翻译、中文意思、用法、释义-英汉双解词典

词汇	calling help signal
释义	calling help signal呼救信号
随便看	fixed axoid fixed-character deletion fixed-crest spillway fixed and group flashing fixed behavior fixed-crest weir fixed and group flashing light fixed belt conveyor Fixation of tendon fixation indices fixed axode fixed bend five-three chord fixed and group occulting light fixed cross beam fixation image fixed cross wire method fixed and variable-sized window Fixation of tendon of hand fixed charge fixed bail fixed cost Fixed benefits fixed charge collector fixed back beam