🧩 词语组成解析
[化] 二硝基乙胺
费伯（人名）
🗣️ 情景例句
Can you tell me about how long it'll take to get to...?
你能告诉我到……有多远吗？
Make all you can, save all you can, give all you can.
尽力而为，尽力节约，尽力施舍。
I left a suitcase on the train to London the other day.
几天前我把一只手提箱忘在开往伦敦的火车上了。