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
And programs that don't leave anyone out.
而且是些不排拒任何人的活动。
Whose book is this?
这是谁的书？
First the electroencephalograph (which is simply a device for recording the electrical activity of the brain by attaching electrodes to the scalp) shows that while there is a change in the pattern of activity during sleep,
第一点，脑电图记录仪（不过是一种把电极接到头皮上记录脑电活动的仪器）显示，人在睡眠时大脑活动的方式有变化，