Calibration block
[化] 校准试块
🧩 词语组成解析
block
[blɑk]
n. 块;街区;<英>大楼，大厦;障碍物，阻碍;
vt. 阻止;阻塞;限制;
🗣️ 情景例句
and tell us all about it during lunch.
一面吃午餐 ，一面告诉我们一切。
I was just about to call you.
我正准备打电话给你。
It's five forty-five.
五点四十五了。