Multiclass
[计] 多级, 多类
🗣️ 情景例句
The welcome sign is up:
欢迎的标语已经弄好了：
Pleasure has a sting in its tail.
乐中必有苦。
When he was driving along Catford Street recently,
最近，当他正开车在凯特福德街上行驶时，