slits
n. 裂缝（slit 的复数）；[光]狭缝
v. 使成狭缝；撕裂（slit 的三单形式）
例句
His eyes narrowed into slits.
他的眼睛瞇成两道缝。
《牛津词典》
We made two slits for the eyes and a perpendicular line for the nose.
我们划了两道缝儿做眼睛,一条竖线做鼻子。
《柯林斯英汉双解大词典》
It is thought that these grooves help to channel water through the mouth and out the gill slits, thereby reducing water resistance.
人们认为这些沟槽有助于将水从嘴中输送到鳃裂外，从而减少水的阻力。
