基本解釋[琯理學(xué)]避難呼吸器詞組短語(yǔ)短語(yǔ)submarine escape breathing apparatus 潛艇脫險(xiǎn)呼吸器Escape Breathing Apparatus for Miners 簡(jiǎn)易救生器escape breathing apparatus更多詞組專業(yè)釋義琯理學(xué)避難呼吸器