Optional fee
[经] 选港费
🧩 词语组成解析
fee
[fi:]
n. （加入组织或做某事付的）费;专业服务费，业务报酬;小费，赏钱;[法] 继承的产业;
vt. 付给报酬，给小费;〈英〉雇用，聘请;
🗣️ 情景例句
Christmas is coming up. Zhao Ming, let me ask you a question.
圣诞节快到了，赵明，我问你个问题。
Keep thing seven years and you will find a use for it.
备而不用。
It is no use starting late in life to say:
年老的时候说