例句與造句

1. I put the curved back brace on the back , and then , later when the guitar is put together , the curve is lost
   我放上有弧度的背板力木，之后吉他組裝好時(shí)，它的弧度就消失了。
2. The back brace locks release , allowing the mast backbraces to fold automatically when the mast is lowered from the vertical position
   背撐臂可鎖定脫扣，當(dāng)支架從垂直位置上降下來時(shí)，允許支架背撐臂自動(dòng)折疊起來。
3. It's difficult to find back bracing in a sentence. 用back bracing造句挺難的