yellow jacket鮮黃色胡蜂、黃馬褂、盛麻醉品的黃色膠囊學術名詞黃色背心：航空太空、機械工程英文釋義a barbiturate (trade name Nembutal) used as a sedative and hypnotic and antispasmodicsmall yellow-marked social wasp commonly nesting in the ground