Biforous
双孔的
🗣️ 情景例句
Those are the rules and regulations, and we have to abide by them.
这些就是这儿的规矩， 大家都应该遵守。
I have some difficulty in expressing myself.
我表达起来有点困难。
So it's not serious, doctor?
那么说，医生，这病并没有什么大不了的？