Fluorescopy
荧光学, X-射线透视技术
🗣️ 情景例句
How shall I address you?
我该怎样称呼你？
This is our play road.
这里是我们游戏的地方。
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）