Haller's isthmus
[医] 哈勒氏峡(胎儿心房和心室主动脉球间的狭窄)
🧩 词语组成解析
isthmus
['isməs, 'isθməs]
n. 地峡;
🗣️ 情景例句
Don't move! Get down on the floor.
别动！趴到地上！
What''s the fare to New York, Economy Class?
去纽约的经济舱机票多少钱？
With experience, and with improved apparatus,
根据经验和改进了的仪器，