Tetrapolar
四极的, 四端(网络)的
🗣️ 情景例句
Happiness is a personal choice.
快乐是个人的选择。
There is a crook(=affliction,trial) in the lot of every one.
人生总有倒楣事；人生总有不如意处。
Excuse me. Is there a post office near here?
请问，附近有邮局吗？