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
You're most welcome.
不用客气。
I beg your pardon.Is this seat taken?
请问这个位子被占了吗？
Yes! They're having a good time.
是呀！他们玩得很痛快。