Specimen computation
[法] 抽样计算
🧩 词语组成解析
🗣️ 情景例句
He was ill at ease at her birthday party.
他在她的生日宴聚会中心神不宁。
There's no such thing as a free lunch.
天下没有白吃的午餐。
He's our office assistant.
是我们办公室的勤杂人员。