[qiān zì]
sign; affix one's signature
authentication
簽字認證
sign a transfer
中轉簽字
sign away; sign over
簽字讓與財產
signature of bearer
持證人簽字
handwriting signature
親筆簽字
forged signature
偽造簽字
sign one's name to a cheque
在支票上簽字
cancel a signature
簽字作廢
The agreement shall enter into force upon signature.
協定簽字后立即生效。