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
I was teaching music,
我当时教音乐，
Do you often play bridge on Saturday?
你常常在星期六玩桥牌吗？
Predicting the future is notoriously difficult.
众所周知，预测未来是非常困难的。