Quadtatic
[计] 二次平均的
🗣️ 情景例句
Tonight, it's my treat.
今天晚上， 我来请客。
Are you in touch with him now?
你现在和他有联系吗？
Lin Tao did quite well, but Bill did better than Lin Tao.
林涛跳得相当高，但是比尔比林涛跳得更高。