Cyclobutanol
环丁醇
🗣️ 情景例句
What material is this made from?
这是什么材料做的？
Omelets are not made without breaking of eggs.
鸡蛋不打破，蛋卷做不成；不甘愿吃苦，则预期效果达不到。
Nice to meet you.
很高兴见到你。