Metafunction
n. 纯理功能；元功能
🗣️ 情景例句
Which band of College English Test have you passed?
大学英语考试过了几级？
Nothing so bad, as not to be good for something.
塞翁失马，安知非福。
Last year we helped them with the orange-picking.We really enjoyed working on the farm.
去年我们帮他们搞苹果。我们实在太喜欢在农场干活了。