Foamet
泡沫分离法
🗣️ 情景例句
And now that you're satisfied with the performing arts section,
而且既然 对表演艺术这部分很满意，
He that knows nothing,doubts nothing.
无知即无疑。
Can you tell me why our bid was not accepted?
请告诉我为什么我们没有得标好吗？