Fbk
abbr. fast buck 投机所赚的钱，轻易得来的钱; flat back (lumber) 平板龙骨
🗣️ 情景例句
Seven letters ... two words ...
七个字母……两个字……
He who cannot hold his peace will never live at ease.
嘴巴不紧，生活不宁。
Though a little suspicious this time, the policeman gave him the same answer.
虽然那位警察这次有点疑心，但还是对他作了同样的回答。