Bav
abbr. 二叶式主动脉瓣（Bicuspid Aortic Valve）；巴伐利亚（Bavaria ）；巴伐利亚人的（Bavarian）
🗣️ 情景例句
Either I'm at the hospital doing paperwork,
不是我在医院办公事，
I don't seem to have any luck today.
我今天运气不好。
This is not easy, and may require two porpoises working together.
这并非易事，可能需要两只海豚合伙干才行。