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
As a matter of fact... I am hungry.
老实说……我饿了。
Hello, it's a pleasure to meet you all.
你们好，很高兴见到大家。
We tramped through the wood for over two hours until we arrived at a deep stream.
我们在树林中跋涉了两个多小时，到了一条深溪边。