Esl
abbr. 非母语英语课程（English as a second language）
📖 牛津释义
ESL
abbr
缩写 = (teaching, learning or studying) English as a Second Language 作为第二语言的英语（教学或研究）. Cf 参看 EFL.
🗣️ 情景例句
She always reminds him of Grandma. Susan
总是让他想起奶奶。
How long will the sale last?
折价销售多久？
Work on it had begun before my sister left.
这栋房子在我姐姐离开之前就已动工了，