Kel-f (elastomer)
[化] (商)凯尔-F橡胶; 聚三氟氯乙烯橡胶
🧩 词语组成解析
n. (Kel)人名；(俄)凯尔
🗣️ 情景例句
Good for you.
我真为你高兴。
My family name is Ayneswonth.
我姓安尼思华斯。
Fine, thanks. Oh, That's the bell. Everyone is going into class, we'd better go too.
很好，谢谢。啊，铃响了。大家都去上课。我们最好也去。