Polyfluoroacylphosphonate
[化] 多氟乙酰膦酸酯
🗣️ 情景例句
doing a commercial.
正在做广告。
All work and no play make Jack a dull boy.
尽量学，尽情玩。
But I'm learning to skate. What's the weather like in Australia?
不过我正在学溜冰。澳大利亚天气怎样？