Nikasol
醋酸乙烯酯
🗣️ 情景例句
It is too expensive. How about half the price?
太贵了，半价怎么样？
I must concentrate on my new task.
我必须专注于我的新工作。
'I'm having breakfast,' I repeated.
“我正在吃早饭，”我又说了一遍。