Ceiling function
[计] \天棚\函数
🧩 词语组成解析
🗣️ 情景例句
He was very kind.
对人和蔼。
To stand on your hands
倒立
As soon as he saw us, he picked up a long pipe which was covered with coins and opened one of the baskets.
他一见我们，就拿起了一个长长的上面镶有硬币的管乐器，并掀开了一个筐的盖子。