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
we need to put together volunteers
我们需要募集义工
Skill and confidence are an unconquered army.
技能和信心是不可克服的军队。
'You needn't have said that,' my wife answered.
“你没必要这么说，”我妻子回答说，