Biorthogonality
[计] 双正交
🗣️ 情景例句
And I'm planning to get a job for the summer.
我想在暑假打工。
Bite the hand that feeds one.
恩将仇报。
2 Two friends meet at school on the first day of term.2
两个朋友于新学期的第一天在学校见面。