Chronopsy
[化] 择时检验
🗣️ 情景例句
The performing arts centers and the street performances.
表演艺术中心及街头表演。
What track does the Metroliner leave from?
华纽特快从第几轨道开出？
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）