Natos
abbr. National Association of Theatre Owners 全国剧院业主协会
🗣️ 情景例句
Mom, that would be terrific!
那太棒了，妈！
What's your trouble?
你有什么不舒服？
and a period (which is the time it takes a wave crest to travel one wave length).
和周期（浪峰走过一个波长所需的时间）。