Mco
[医][=massachusetts college of optometry]马萨诸塞州视力测定法学会
🗣️ 情景例句
No, but I hope you will from now on.
是的，还没有。不过我希望从现在起就会有。
To drive a car
驾驶汽车
What happened before printing was invented?
印刷术发明以前是怎么一回事？