Interval integral
[计] 区间积分
🧩 词语组成解析
🗣️ 情景例句
Don't worry about it. It's nothing.
别担心，没事儿。
The longest way round is the shortest way home.
绕道似最远，归程是捷径。
The man had connected the air-line to a supply line of oxygen, not compressed air.
这个工人把供气管接到了氧气供应管上，而不是接到压缩空气管上。