卧底 (wò dǐ) — to go undercover, to work as a planted agent

Definición

Ejemplos

• 警察派他卧底到贩毒集团内部。
  Jǐng chá pài tā wò dǐ dào fàn dú jí tuán nèi bù.
  The police sent him undercover into the drug trafficking ring.
• 他当了三年卧底，终于收集到关键证据。
  Tā dāng le sān nián wò dǐ, zhōng yú shōu jí dào guān jiàn zhèng jù.
  He worked undercover for three years and finally gathered key evidence.
• 卧底的身份一旦暴露，就会有生命危险。
  wò dǐ De shēn fèn yí dàn bào lù, jiù huì yǒu shēng mìng wēi xiǎn.
  Once an undercover identity is exposed, life is in danger.