Boundary maximum and minimum
[计] 边缘极大和极小
🧩 词语组成解析
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
🗣️ 情景例句
I know you'll be able to take care of it.
我知道你能够处理好这件事。
A person must strain one's ears to hear a wild animal in the forest.
在森林里，人类必须对野兽竖起耳朵才行。
She was choosing a book. He told her about the accident.
她正在选书。他将发生的情况告诉了她。