🗣️ 情景例句
Anytime. Good luck.
不用谢。祝你好运。
Can you guess what I was doing this morning?
你能猜到今天上午我在做什么吗？
In this way, we have learned all that we know of the laws of astronomy,
例如，用这种方法，我们完全掌握了天文学的规律。