n.

1. 【律】具結；保證書；切結書；（為具結行為而承諾的）保證金
   You have already signed the recognizance. Should you fail to carry out what you promised, your bond will be forfeited.

   你已經在切結書上簽字了，如果做不到的話，你的擔保金就會被沒收。

n.