Precardinal
[医] 前主静脉的(胚)
🗣️ 情景例句
Bye.
再见。
I meet the boy whose aunt is a stewardess.
我遇到那个男孩的姑妈是空中小姐。
The editor at once sent the journalist a fax instructing him find out the exact number of steps and the height of the wall.
”编辑立即给那位记者发去传真，要求他核实一下台阶的确切数字和围墙的高度。