Ffl
abbr. federal firearms license 联邦轻武器许可证; fixed and flashing 固定并闪光
🗣️ 情景例句
May I ask who's calling?
请问你是谁？
The small courtesies sweeten life; the greater ennoble it.
有点礼貌使生活愉快，多点礼貌使生活高尚。
These attracted many visitors, for they were not only of great architectural interest, but contained a large number of beautifully preserved frescoes as well.
这些教堂吸引大量游客，不仅是因为建筑风格奇特，而且还有大量保存完好的壁画。