Uba
abbr. undenatured bacterial antigen 非变性的细菌抗原
🗣️ 情景例句
Do you have any assurance for its quality?
你们有任何品质保证吗？
A duck will not always dabble in the same gutter.
一只鸭子不会常在同一条沟中玩水。
I even went out at midnight with a torch and noted with satisfaction (and surprise) that the ants were still swarming around the sticky tape without being able to do anything about it.
半夜，我还拿着电筒来到花园里，满意地（同时惊奇地）发现那些蚂蚁还围着胶带团团转。无能为力。