Dioptometer
n. 视力计, 眼折光力计
🔁 扩展释义
【医】 屈光计
🏥 医学释义
屈光度计
🗣️ 情景例句
Good idea.
好主意。
How big?
多大？
He came out of the library, a large book under his arm.
他夹着本厚书，走出了图书馆。