Foc
abbr. 全面作战能力（Full Operational Capability）
🗣️ 情景例句
Now for the hard part.
现在到了最难的部分。
The place is too stony for farming.
这地方太多石块，不适合耕种。
She does, doesn't she! I read she's twenty-nine,- but she must be at least forty.
是的，谁说不是呢！我从报上看到她是29岁，但她一定至少有40岁了。