Destructure
变性
🗣️ 情景例句
I know you must be excited to go home after such a long business trip.
出差这么久，终于要回家了，我想你一定很高兴。
Example is better than precept.
言教不如身教。
a wave length (the horizontal distance between two wave crests),
波长（两个浪峰间的水平距离）