When you skim milk you take the thin layer of cream off the surface.

撇牛乳就是把牛乳表面上薄薄一层的奶油撇去。

youdao

When you skim milk you take the thin layer of cream off the surface.

撇牛乳就是把牛乳表面上薄薄一层的奶油撇去。

youdao