Extension course
推广科目，进修课程
🧩 词语组成解析
course
[kɔrs]
n. 课程;航线;行动方向;一道菜;
vt. 快速地流动;奔流;跑过;追逐;
vi. 沿…（方向）前进;指引航线;快跑;迅速移动;
cour 发生+se → n. 发展；进程，课程，一道菜
🗣️ 情景例句
No, you needn't do that.
不行呀，你不必这样。
How many of these are you going to send him?
你要送多少给他？
We'll leave some evenings free,that is,if it is all right with you.
如果你们愿意的话，我们想留几个晚上供你们自由支配。