Alkylation
n. 烷化作用, 烷化\\n[化] 烷基化; 烷基取代
🗣️ 情景例句
Cheese--c-h-e-e-s-e.
Cheese c-h-e-e-s-e。
How much is it all together?
一共多少钱？
It's a pleasure to meet you. Can I take those boxes for you?
很高兴认识您。我能帮您拿那些箱子吗？