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
Would you please repeat your offer again?
能否再说一遍您的优惠？
He has a book.
他有一本书。
Susan hasn't been married, neither has Liz.
苏三没结婚，李兹也是。