Uba
abbr. undenatured bacterial antigen 非变性的细菌抗原
🗣️ 情景例句
I like the Molinas very much,
我很喜欢Molinas一家人。
I'm gonging to show him how to play bridge.
我正要指点他如何打桥牌。
Not far. My house is about twenty minutes by bike.
离的不远，骑自行车大约20分钟的路程。