Operating knob
[机] 操作钮
🧩 词语组成解析
operating
[['ɔpəreitiŋ]]
a. 操作的, 工作的, 营业上的, 业务的, 关于收支的, 关于损益的, 外科手术的\\n[机] 运转费用
knob
[nɑb]
n. 球形把手;（收音机等的）旋钮;小块;疙瘩;
v. 鼓起;使有球形突出物;给（门等）装球形把手;
🗣️ 情景例句
Okay. Thank you.
好的，谢谢。
A cock is valiant on his own dunghill.
夜郎自大。
In fact a basic amount of movement occurs during sleep which is specifically concerned with preventing muscle inactivity.
事实上，睡眠状态下仍有着基本的活动量，以防止肌肉活动停止。