Ffes
abbr. Foam Fire Extinguishing System 泡沫灭火系统
🗣️ 情景例句
You can't take her promises seriously, she never keeps her word.
她答应的事不用当真，她说话从来不算数。
I'll keep my ears open.
我会留意的。
They all looked at a big and noisy machine in another corner of the machine shop.
他们全都看着机械车间另一角落的一台又大又嘈杂的机器。