Doohickeys
(doohickey 的复数) n. 小玩意, 小装置, 窍门
🗣️ 情景例句
What are you trying to say?
你想说什么？
No, it can't be gold.
不，它不可能是金子。
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。