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
on the community-center project.
为社区中心的事。
What would you do if I told you I was going to quit my job?
如果我告诉你我准备辞职，你会怎么办？
Rice doesn't grow in cold climates.
寒冷的气候不适于水稻生长。