Calibrating knob
[机] 校准钮
🧩 词语组成解析
v. 校准( calibrate的现在分词 ); 使标准化; 使合标准; 测量（枪的）口径
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
You're welcome anytime.
欢迎你随时来玩。
Soorow is at parting if at meeting there be laughter.
离别多愁恨，相见尽笑声。
Early next morning, she heard planes passing overhead and wondered how she could send a signal.
第二天一大早，她听到头顶上有飞机飞过，但不知道怎样才能发个信号。