Cffc
abbr. counterflow film cooling 逆流薄膜冷却
🗣️ 情景例句
Oh, that reminds me.
噢 ，倒提醒了我。
My country is rich in natural resources.
我国自然资源丰富。
She stood three feet high and her hands rested on her hips.
她身高3英尺，双手叉腰。