Key attributes
[经] 关键性控制程序
🧩 词语组成解析
key
[kiː]
n. 钥匙;（打字机等的）键;关键，线索，秘诀;（音乐的）调;
vt. 键入;锁上;调节…的音调;提供线索;
vi. 使用钥匙;
adj. 关键的;主要的;
n. 属性（attribute的复数）
🗣️ 情景例句
You can't do that! it's against the rules.
你不能那么做！ 那是违反规定的。
How do you do?
你好！
The operation, which lasted for over four hours, proved to be very difficult because of the hard resin which covered the skin.
手术持续了4个多小时，非常难做，因为皮肤上覆盖着一层硬硬的树脂。