Mach chk
[计] 机器检查, 机器检验
🧩 词语组成解析
Mach
[[mæk]]
n. 马赫数, 马赫\\n[计] 机器检查
abbr. 检查（check）
🗣️ 情景例句
If there's anything you need, just knock on my door.
有什么需要帮忙的话，尽管敲门来找我。
Almost everyone is aware of environmental problems in America.
在美国，几乎人人都注意到环境问题。
Yes, there is. Walk along this road, and take the fourth turning on the left.
是的，有。沿这条道走，然后在第四个路口向左拐。