Multiclass
[计] 多级, 多类
🗣️ 情景例句
Thanks, Ellen.
谢谢 Ellen。
There's a shuttle bus we can use.
我们可搭乘机场班车。
After it had passed, they swam on as quickly as they could because they knew that the boat would soon return.
快艇过去之后，他们以最快的速度向前游去，因为他们知道快艇马上就要转回来。