The leak could come from a poor fit between the mask and the user's face, or from a crack or hole somewhere on the mask.

漏气可能是由于穿戴着脸部和面具大小不合适，或者面具上有裂缝或漏洞。

youdao

A small undesired hole in an oxide opaque region of a mask or reticle or in a photoresist layer.

氧化物、掩模或标线的不透明区域，或光刻层中不需要的小孔。

youdao

Conjuring an image as old as his ancestors, an Aboriginal teenager dons a mask of mud while swimming in a billabong, or water hole.

一个土著男孩在死水潭游泳时，他敷上泥面膜变成像他的祖先一样古老的形象。

youdao

Water gushed through the hole, so Sherman wore a snorkeling mask.

CNN: Shipwreck survivor recounts drama on high seas

And then there's the Ostrich Pillow, a bean-filled mask that covers your entire head but has a hole for your nose and mouth so you can breathe.

WSJ: The Best Travel Pillows: Desperately Seeking Slumber