这些人生课很难学习，但却是至关重要的：生活可以瞬间万变。

This is a hard life lesson to learn, but it may be the most important of all: Life can change in an instant.

youdao

这些人生课很难学习，但却是至关重要的：生活可以瞬间万变。

This is a hard life lesson to learn, but it may be the most important of all: Life can change in an instant.

youdao