Envelops
n. 包络线；信封（envelop的复数）
🗣️ 情景例句
Kids today have too much freedom, it's not like the old days.
现在的小孩太自由了，不像以前。
Peace, baby!
宝贝，安静下来！
What's your goal in life
你的人生目标是什么？