🧩 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;
n. 斯蒂尔(姓氏)
🗣️ 情景例句
He has the reputation of being bright.
他以头脑好而闻名。
Hello. Is Mrs.James in, please?
喂,请问詹姆斯太太在家吗?
only of metal, which wears away by friction.
而是由金属组成,而金属可以随着磨擦而磨损殆尽。