你应当明白事理，不该那么不懂规矩。

You should know better than to behave like that.

《牛津词典》

你应当明白我们不容许这种行为。

You must recognize that we can't allow such behavior.

youdao

你应当明白。

You ought to understand.

youdao

你明白应当用牙线清洁牙齿，但“应当”是远远不够的。

You know you should floss, but "should" is not enough.

youdao

你明白应当用牙线清洁牙齿，但“应当”是远远不够的。

You know you should floss, but should is not enough.

youdao

你明白应当用牙线清洁牙齿，但“应当”是远远不够的。

You know you should floss, but should is not enough.

youdao