X-control chart
[化] 平均值控制图
🧩 词语组成解析
control
[kən'trol]
vt. 控制;管理;限制;支配;
n. 支配权;操纵者;（对国家、地区、机构等的）管理权;（键盘上的）控制键;
🗣️ 情景例句
I'm sorry, Alexandra.
我为你难过 Alexandra。
Some students quit school due to poverty.
一些学生因贫困而辍学。
What a relief it was when the boulders suddenly disappeared, giving way to a stretch of plain where the only obstacles were clumps of bushes.
突然大石块不见了，前面是一片平地，唯一的障碍只有一簇簇灌木丛。这使我们长长地松了口气。