例句與造句

1. The first boundary error has to be weighted by rotations and second by displacements .
   第一個(gè)邊界誤差要用轉(zhuǎn)角來加權(quán)，而第二個(gè)則用位移來加權(quán)。
2. It's difficult to find boundary error in a sentence. 用boundary error造句挺難的