Sious
[医] 窦(解剖); 窦道, 窦(脓液流出的管道); 窦房结
🗣️ 情景例句
Are all the classes within walking distance?
所有的教室都在步行范围之内吗？
If wise men play the fool, they do it with a vengeance.
智者干傻事，愚蠢到极点。
If only he were here.
要是他在就好了。