Odontometer
齿轮公法线测量仪
🗣️ 情景例句
Nice to meet you, Mr. Baker.
很高兴见到你， Baker先生。
She took an aspirin to relieve her headache.
她吃了一片阿斯匹林以解头痛。
We can't sign the contract yet.
我们还不能在契约上签字。