Sein
vt. （德）存在；（德）是
🗣️ 情景例句
to work with Dad towards solving that problem?
和爸爸一起来解决这个问题怎么样？
Who answers suddenly knows little.
答得迅速，懂得不多。
Oh, I've already seen it.I saw it on television last year.
噢，我已看过了。我是去年在电视上看的。