Replaceability
更换性, 可代换性, 替换性
🗣️ 情景例句
You're absolutely right.
你完全正确。
All is not gain that is put in the purse.
放入钱包的钱财，并非都是应得的。
You mustn't come home late.You must be home at half past ten.
你不准回家太晚，你必须在10点半到家。