Mediaometer
[医] 眼介质屈光计
🗣️ 情景例句
I'd better hit the books.
我最好勤奋学习。
After dinner sit a while; after supper walk a mile.
午餐之后坐片刻，晚饭之后走一里。
'You'll have to get off here,' the conductor said.
“您得在这里下车，”售票员说，