Pyrocatechine
焦儿茶酚, 邻苯二酚
🗣️ 情景例句
If you cheat in a test, you've really only cheating yourself.
如果你在测验中作弊的话，你欺骗的只有你自己。
One flower makes no garland.
一木不能成林。
Have you received a letter from Jim yet?
你收到了吉姆的来信没有？