Bvd
abbr. 牛病毒性腹泻（bovine virus diarrhea）\\nabbr. 牛粘膜综合症（bovine virus diarrhea）
🗣️ 情景例句
Oh, Miss Li. This is Tom. I didn't recognize your voice.
噢，李小姐。我是汤姆。我没听出你的声音。
Surely.
肯定是。
All the students are expert drivers, but before they drive any of the buses, they will have to pass a special test.
所有的学生都是开车的能手，但在驾驶公共汽车之前，他们必须通过一项专门测验。