Pledgery
[法] 担保, 保证, 发誓
🗣️ 情景例句
Not until recently.
最近才考虑到。
Please take a brief look at the list of words.
请把单词表过目一下。
a wave length (the horizontal distance between two wave crests),
波长（两个浪峰间的水平距离）