保证书 (bǎo zhèng shū) — written pledge; letter of guarantee

뜻

예문

• 他写了一份保证书交给公司。
  Tā xiě le yí fèn bǎo zhèng shū jiāo gěi gōng sī.
  He wrote a letter of guarantee and submitted it to the company.
• 这份保证书具有法律效力。
  Zhè fèn bǎo zhèng shū jù yǒu fǎ lǜ xiào lì.
  This written pledge has legal effect.
• 你需要签一份保证书才能贷款。
  Nǐ xū yào qiān yí fèn bǎo zhèng shū cái néng dài kuǎn.
  You need to sign a written pledge to get a loan.