Deltas
n. 希腊字母表中第四个字母( delta的名词复数 ); （河口的）三角洲
🗣️ 情景例句
Help! Help! I can't swim!
救命！ 救命！ 我不会游泳
I would like to confirm the reserved seat.
我要确定已预定的位置。
In the middle of the night, two boys woke up and began shouting.
午夜前后，有两个孩子醒了，大声叫了起来。