Contractual usage
[经] 合同惯例
🧩 词语组成解析
a. 契约的\\n[经] 契约的, 契约性的
🗣️ 情景例句
Where are you from?
你是从哪儿来的？
Would you be so kind as to open this window for me? It's stuck.
你能为我打开这扇窗户吗？ 它粘住了。
Excuse me.
对不起。