麻药 (má yào) — anesthetic

定義

例文

• 手术前医生给他打了麻药。
  Shǒu shù qián yī shēng gěi tā dǎ le má yào.
  The doctor gave him an anesthetic before the surgery.
• 牙医先用了局部麻药，所以拔牙时不疼。
  Yá yī xiān yòng le jú bù má yào, suǒ yǐ bá yá shí bù téng.
  The dentist first used a local anesthetic, so the tooth extraction didn't hurt.
• 这种麻药的效果可以持续几个小时。
  Zhè zhǒng má yào de xiào guǒ kě yǐ chí xù jǐ gè xiǎo shí.
  The effect of this anesthetic can last for several hours.