🧩 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. 沃尔特（男子名）
[人名] [英格兰人姓氏] 罗利 Raleigh的变体
🗣️ 情景例句
Are you free?
您有空吗？
They've promised to keep both we quality and the quantity of the 300 bicycles in conformity with the contract stipulations.
他们已承诺那300辆自行车的质量和数量一定与合同规定相吻合。
of becoming more likely to die the older we get, was something self-evident,
人随着年龄的增长而接近死亡，这是不言而喻的，