Prelabrum
唇基
🗣️ 情景例句
The vitality of the movement is threatened.
这个运动的生命力岌岌可危。
I'm going to buy him another one.
我正要买给他另一个。
It repeated these circles over and over again.
它首先向右飞一个圆圈，然后向左飞一个圆圈。