Cerebroscope
[医] 脑病检眼镜(检查眼底血管以诊断脑血循环情况)
🗣️ 情景例句
I would like to make an appointment for a hairdo, please.
我想预约理发, 劳驾。
Did I hear you right?
我有没有听错?
(A light year is the distance which light travels at 186,000 miles per second in one year,
一光年是光以每秒186,000英里的速度在一年内走的距离,
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