Gerhardt's triangle
[医] 格哈特氏三角(检未闭动脉导管)
🧩 词语组成解析
🗣️ 情景例句
The scam they were running left many people penniless.
他们的这场骗局让人们分文不剩。
The restaurant is upstairs.
那餐厅在楼上。
Which boy?
哪个男孩？