Dipolar
a. 偶极的, 两极的\\n[医] 偶极的, 两极的
🗣️ 情景例句
He's a friend.
他是位朋友。
How deep?
多深？
He was on his way to a lecture, when a tourist stopped him and asked him for directions.
他走在去听课的路上，此时一位游客拦住他问路。