Operational check
[计] 操作校验
🧩 词语组成解析
check
[tʃɛk]
vt. 检查，核对;制止，抑制;在…上打勾;
vi. 核实，查核;中止;打勾;[象棋]将一军;
n. <美>支票;制止，抑制;检验，核对;
🗣️ 情景例句
Nice girl.
好女孩。
He that is full of himself is very empty.
自满的人是很空虚的。
The English understand each other, but I don't understand them! Do they speak English?
英国人之间相互听得懂，可我却不懂他们的话！他们说的是英语吗？