N-octadecanoic acid
[建] 硬脂酸
🧩 词语组成解析
🗣️ 情景例句
Can you give me a little deal on this?
这能卖得便宜一点吗？
I wouldn't, if I were you.
要是我就不会。
His work starts at half past eight, and finishes at a quarter to five.
30开始工作，4：45下班。