常見例句用作名詞 (n.)Sleep apnea has been found to be a factor in incidents involving every transportation mode, NTSB Chairman Deborah Hersman said in the letters.國(guó)家運(yùn)輸安全委員會(huì)主席赫斯曼在函中說，睡眠呼吸暫停已發(fā)現(xiàn)是涉及每一種運(yùn)輸方式的意外的一個(gè)因素。 返回 Hersman