Arteriae metacarpeae dorsales
[医] 掌背动脉
🗣️ 情景例句
Harry! Michelle! Can you wait till I make a phone call?
Harry， Michelle，你们等一下让我打个电话好吗？
I've got a pain in my back.
我背疼。
Because they destroy so many insects, and insects include some of the greatest enemies of the human race.
因为它们能消灭那么多的昆虫，其中包括一些人类的大敌，