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
English is the language of aviation.
英语是航空语言。
I'll try, but I may have to work late.
就这样办，不过，昨晚工作怕要很晚了。
Goodbye!
再见！