Pyroacetic acid
[化] 焦木酸
🧩 词语组成解析
🗣️ 情景例句
You've been a great help.
你帮了大忙。
I made reservations yesterday.
我昨天预订的。
Though she hesitated for a moment, she finally went in and asked to see a dress that was in the window.
她虽然犹豫了片刻，但终于还是走进了商店，要求把陈列在橱窗里的一件衣服拿给她看。