作为一个良好做法不会留下按alt属性空白，提供至少一个字。

As a good practice do not leave Alt attribute empty, provide at least one word.

youdao

作为一个良好做法不会留下按alt属性空白，提供至少一个字。

As a good practice do not leave Alt attribute empty, provide at least one word.

youdao