磨成

She ground wheat into flour.

她把麦子成面粉。

Flour is made from wheat.

面粉是用麦子成的。

The counterman scooped out Sumatran coffeebeans,ground them,put the grounds in a filter in the cone and poured hot water over them to give me a sample of their product.

柜台服务员用勺子舀出少许苏门答腊咖，成粉，倒入滴滤咖壶的滤格，水，冲一杯咖供我品尝。