Hexadecynedioic acid
[化] 十六碳炔二酸
🧩 词语组成解析
🗣️ 情景例句
Let me foot the bill tonight. Maybe you can treat me next time.
今晚让我付账吧，也许下次你请客。
Step after step the ladder is ascended.
按部就班，循序渐进。
Though he was reluctant to do so at first, we eventually persuaded him to take us.
一开始，他很不愿意，但经劝说，终于同意了。