Optical check
[计] 光学检查
🧩 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
Guess who I ran into today?
你猜我今天碰见谁啦？
That's incredible!
简直难以相信！
There is so much variety that you never have to make do with second best.
物品种繁多，从来不必用二等品来凑合。