Truncus brachiocephalicus
[医] 头臂干, 无名动脉
🧩 词语组成解析
躯干, 干
🗣️ 情景例句
Lacks social skills.
缺乏社交能力。
Why are you walking so far?
你为什么走得这样快？
I started to sing. The baby watched and listened ,and she didn't cry any more.
我开始唱歌。小孩看着，听着，不再哭了。