One piece of the jigsaw is still missing.

有一片拼图仍未找到。

One piece spoke volumes: a biker jacket in washed silk gazar.

一骑车外套在水洗丝。

The uncinate fragment is then grasped and removed as one piece.This should bring into view the opening of the maxillary sinus and facilitate subsequent maxillary sinus meatotomy.

看到上颌窦的开口，并为进一步的上颌窦口扩大术提供便利。