在第一阶段，人的睡眠很浅。

Stage one sleep is very light.

youdao

这是一个很浅的碗，是在模子里粗略做出来的；因此，只有有限的几个标准尺寸。

It is a rather shallow bowl that was crudely made in a mold; hence, in only a limited number of standard sizes.

youdao

地下水的矿物含量通常随深度的增加而增加，但即使很浅的蓄水层中可能含盐量也很高。

The mineral content of groundwater normally increases with the depth, but even quite shallow aquifers can be highly saline.

youdao

A particular instance of that is deep versus shallow copy.

一个很好的例子就是深复制和浅复制,当你想要复制一个链表的时候。

麻省理工公开课 - 计算机科学及编程导论课程节选