🧩 词语组成解析
sir
[sɝ]
n. 先生;(用于姓名前)爵士;(中小学生对男教师的称呼)先生;老师;
Robert
[['rɔbət]]
[法] 警察
n. 罗宾逊(男子名)
🗣️ 情景例句
People who take less exercise seem more vulnerable to illness.
缺少运动的人对疾病的抵抗力就差。
We have a toll-free number for customers to call.
我们对顾客提供免费服务电话。
Will you please have the check certified?
那么请开保付支票好吗?