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
but I think I can be of some help to you.
但我觉得我可以对你略有帮助。
Experience is the mother of wisdom.
智慧来自经验。
Hello. Here's your eraser. Thanks very much!
给你橡皮。谢谢。