Infills
(infill 的复数) v.填实(空隙等)
🗣️ 情景例句
During your computer classes, did they teach you how to fix a cooling fan?
在你的电脑课程，他们是否教过你如何修理散热风扇？
It's up to you.
一切由你决定。
The basic features include a crest (the highest point of the wave),
它们的基本特征包括浪峰（波浪的最高点）