topical anesthetic

同根派生

英汉例句

• Therefore, a local or topical anesthetic may be used to numb the treatment area during the procedure.
  因此，一个局部麻醉剂可用于治疗领域麻木过程中。
• Over-the-counter topical anesthetics and antimicrobial mouthrinses may provide temporary relief.
  使用非处方的局部麻醉剂和抗菌漱口水也许能暂时的减轻痛苦。