They help keep us safe, recognize friends, and select things we like.

眼睛能使我们保持安全，让我们认得朋友，并帮我们选出喜欢的东西。

youdao

They help keep us safe, recognize friends, and select things we like.

眼睛能使我们保持安全，让我们认得朋友，并帮我们选出喜欢的东西。

youdao