“筛”造句

将面粉和发酵粉筛入中等大小的搅拌碗中。
Sift the flour and baking powder into a medium-sized mixing bowl.

所献血液一律要经过人体免疫缺陷病毒的筛查。
All donated blood is screened for HIV.

把面粉筛到碗里。
Sift the flour into a bowl.

• #筛