Demethanation
[化] 脱甲烷; 脱甲烷作用
🗣️ 情景例句
Fifteen minutes! Thank you. Good-bye.
十五分钟 ！谢谢 。再见。
Too much spoils, too little is nothing.
过多反坏事，太少不济时。
Is there something wrong.
出了什么事吗。