Tetradecoic acid
[化] 十四酸; 十四烷酸
🧩 词语组成解析
🗣️ 情景例句
ready for the graduation ceremony,
为毕业典礼做准备，
What does your father do?
你父亲做什么工作？
Mary is still writing letters. She's been writing letters all day.
马力还在写信，她写了一整天的信。