Be acqainted with...
知道..., 了解..., 结识...
🧩 词语组成解析
be
[bi]
v. 是;有，存在;做，成为;发生;
aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质;
🗣️ 情景例句
You and Mom haven't had dinner together with us
你和妈妈没有和我们一起吃晚餐
My hobby is collecting pictures.
我的嗜好是收集图片。
In the tree there is a bird.
树上有一只鸟。