Operation requirement
[计] 操作要求, 运行条件
🧩 词语组成解析
requirement
[rɪ'kwaɪɚmənt]
n. 要求;必要条件;必需品，需要量;资格;
re 再，重复 + quir 寻求，询问+ e + ment表示行为、行为的过程或结果 → n.需要；要求
🗣️ 情景例句
She was caught in the branches of our tree.
被我们家树上的树枝夹住了。
Jerry listened to the adventure program on the radio.
杰瑞在收听收音机的冒险节目。
No, more, about 130 years ago. Most of the slave owners were rich farmers who lived in the south. They wanted to keep their slaves.
不，还要早，大约130年前。大多数奴隶主都是住在南方的富有的农场主。他们想保留自己的奴隶。