Opticalmechnical
光学机械
🗣️ 情景例句
Sure. Hand me the pen.
当然。请把笔给我。
He is too lazy to move but luckily he has strong toes.
他虽然懒惰得不肯动，但是幸而有强壮的脚趾。
There's a label on the handle with my name and address on it.
箱把上有一标签，上面写着我的姓名和住址。