Uba
abbr. undenatured bacterial antigen 非变性的细菌抗原
🗣️ 情景例句
My boss and some friends at the office.
我老板和办公室的同事。
I'm the worst pupil in my party.
我是我的聚会中最坏的学生。
She was wearing a blue dress and a mink coat.She told me she had just made a new film.
她穿着一身蓝色的套装和一件貂皮大衣。她告诉我她刚拍完一部新片子。