Endogeneity
内生性
🗣️ 情景例句
Do you enjoy reading together?
你们喜欢在一起朗诵吗？
If you lose your way, ask a policeman.
如果你迷路了，可以向警察打听。
To our dismay, we saw that there were snails everywhere:
让人沮丧的是，我们发现到处都是蜗牛：