noun🔗Share利多卡因, 局部麻醉剂 A local anesthetic [2-(diethylamino)-N-(2,6-dimethylphenyl)acetamide], that is also used as a antiarrhythmic drug."The dentist injected lidocaine to numb my gums before filling my cavity. "牙医在补牙前注射了利多卡因来麻醉我的牙龈。medicinecompoundsubstancebiochemistryphysiologyChat with AIVocabulary GamePractice Reading