Risus caninus
[医] 痉笑
🧩 词语组成解析
笑, 大笑
[医] 犬齿肌, 尖牙肌(口角提肌)
🗣️ 情景例句
Yes, I went to the aerobics class today.
去了啦， 我上了有氧运动课了。
Today English is the international language of business and trade.
如今英语是商务和贸易的国际性语言。
Good, I'm glad to heat it.
哦，不错嘛！