Impurity levels
[电] 杂质能阶
🧩 词语组成解析
n. 色阶调整；控制色阶；水平, 标准（level复数形式）
🗣️ 情景例句
She has the ability to keep calm in an emergency.
她有处变不惊的本事。
The more a man knows, the less he knows he knows.
懂得越多，就越知道自己懂得不多。
My friend, you shouldn't judge strangers always by the clothes they wear.
朋友，对于陌生人，你不应该老是凭人家的衣着来判断人。