🧩 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. 伦纳德（男子名）
[计] 赫顿
🗣️ 情景例句
Yes, I read you loud and clear.
嗯，我完全明白。
Whatever man has done man may do.
天下无难事。
He did very badly on the exam----worse than expected almost the worst in the class.
他考的不好，比期望的还糟。几乎是全班最差的。