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1·Sights were fixed, pre-adjusted for 100 yards distance, peep hole rear and blade front.

景点是固定的，预先为100码的距离，窥视孔后方和刀片前调整。

2·Check that your room has a peep hole so that, if anyone knocks, you can see who's there.

查看房间是否有猫眼，这样的话，一旦有人敲门你就能看看是谁。

3·He bounded rather than climbed upon his commode, and resumed his post near the little peep-hole in the partition wall.

他不是爬上那抽斗柜，而是一纵身便到了柜上，他又守在隔墙上面那个小洞的旁边了。

4·The above is only the power of the individual peep-hole view, thoughtful.

以上只是个人的了一孔之见，权当抛砖引玉。