Pitfalling
n. 捕捉动物的陷阱；圈套；不明显的危险；隐藏的困难
🗣️ 情景例句
There are other boys and girls here,
还有其他男孩女孩在这儿，
I haven't seen you for age. You haven't been sick, have you?
好久不见。你不是病了吧？
In the tree there is a bird.
树上有一只鸟。