Orthopole
正交极, 垂极
🗣️ 情景例句
A dog!
一只狗！
The wolf may lose his teeth, but never his nature.
江山易改，本性难易。
he instructs the bank to debit his account only in respect of cheques drawn by himself.
嘱咐银行他的存款只能凭他本人签字的支票来提取。