Oum
abbr. oscillating ultrasonic mist fluxer 摆动式超声烟雾流量计; Oxford University Mission 牛津大学代表团
🗣️ 情景例句
Only a five percent discount? How about twenty percent?
只打九五折？八折怎么样？
I plan to learn photography.
我打算学摄影。
That's very nice of you.
你真是太好了。