Apolarity
从配极性
🗣️ 情景例句
I guess you're right.
我想你说得对。
Turn left at the first light. You can't miss it.
到第一排红绿灯处往左拐。你不会找不找的。
this little 'o' indicated that the train only stopped for mail.
这个标记表示列车是为装邮件而停车。