Retinoskiascopy
[医] 视网膜镜检查, 视网膜检影法
🗣️ 情景例句
Hi, this is Mike Johnson.
嗨， 我是Mike Johnson。
Let me introduce myself.
让我自我介绍一下。
a trough (the lowest point), a height (the vertical distance from the trough to the crest),
波谷（最低点）、浪高（从波谷到浪峰的垂直距离）