Contractual usage
[經] 合同慣例
?? 詞語組成解析
a. 契約的\\n[經] 契約的, 契約性的
??? 情景例句
Do you have a cell phone?
你有手機嗎？
In my opinion, the product must be priced under $ 300.
就我的意見來說，產品價格必須訂在300美元以下。
I'm afraid it is quite common that people steal things from their workplace.
恐怕人們在工作場所偷東西是相當普遍的。