Levels
n. 色阶调整；控制色阶；水平, 标准（level复数形式）
🗣️ 情景例句
I would like to make an appointment for a hairdo, please.
我想预约理发， 劳驾。
I assure you of its quality.
我向你保证它的品质。
I work for the government.
我在政府机关做事。