Metafunction
n. 纯理功能；元功能
🗣️ 情景例句
You'll receive my invitation soon enough, and I will inform you.
你很快会收到我的请柬，我会通知你的。
You ain't seen nothing yet!
好戏还在后头呢！
The ideal to be aimed at was to devise an instrument that could record with a pen on paper,
当地震发生时，它能用笔在纸上记录下