Pentads
(pentad 的复数) n. 五, 五价物, 五天, 五年\\n[医] 五价物
🗣️ 情景例句
Hey, what did you do on your trip?
嗨，旅游时玩的怎么样？
We can't make a decision without knowing the facts.
我们不能不知道事实，就作决定。
Sure.no problem at all.
当然，没问题。