Copyrine
[化] 2,7-萘啶; 2,7-二氮杂萘
🗣️ 情景例句
Talk it over. Think it over. Let me know by the end of the week.
好好地谈一谈。好好地想一想。这个周末以前让我知道你的决定。
Would you know your daughter,see her in company.
你若想了解女儿，只要看她和什么样的人交往。
I am a football fan.
我是个足球迷。