Dienone
二烯酮
🗣️ 情景例句
He is quick-witted.
他反应灵敏。
Hi, thief! Would you stop that music for me?
喂，小偷兄，你能替我把音乐关掉吗？
The disadvantage with carrying out interviews is that it may take a long time.
走访用户的不利之处是它需要很长的时间。