Parseval theorem
[计] 巴塞伐尔定理
🧩 词语组成解析
n. [空]帕舍伐尔软式飞艇
🗣️ 情景例句
I know. How old is she?
我知道。她多大了？
She's a beautiful girl, don't you think so?
她是美丽的女孩，你不觉得吗？
He goes home early everyday for fear that his wife would be angry.
他每天很早就回家，免得老婆生气。