be from例句

Nutritionists say only 33% of our calorie intake should be from fat.
营养学家说我们所摄入的卡路里中只应有33％来自脂肪。

Judging from his accent, he must be from Hunan.
从他的口音判断, 他一定是湖南人.

This letter must be from Frank; I recognized his scrawl.
这封信一定是弗兰克写来的, 我认得他那潦草的笔迹.

• #be from