Permutoid
[化]交换体
🗣️ 情景例句
Are you the loans-officer?
你是贷款部负责人吗？
Do as the Romans do.
入境要问俗。
Mr.Thompson is going to sell it because it is haunted.
汤普森先生之所以想卖它，是因为那里常闹鬼。