Aortic knuckle
[医] 注定脉弓节
🧩 词语组成解析
a. 主动脉的\\n[医] 主动脉的
knuckle
[['nʌkəl]]
n. 指节, 蹄爪, 膝关节\\nv. 以指节打, 以手指射
🗣️ 情景例句
I'm sorry, all the balcony seats are gone.
抱歉，包厢的票都卖完了。
Yes,I understand.
是的，我明白了。
As there were not enough lifeboats for everybody, 1,500 lives were lost.
由于没有足够的救生艇运载所有乘客，结果，1，500 人丧生。