Orthocomplement
[计] 正交补
🗣️ 情景例句
Come on in, Mrs. Cooper.
请进 Cooper太太。
If you're sure you're not in a hurry, I can use a little help.
如果你真的不忙的话，我可能要你帮个小忙。
Turning back down the main street,
便掉转身子，沿着那条主要街道加快步伐，