美 [ɡraɪnd ʌp]
研磨成粉末：将物体或食物加工成细小的颗粒或粉末的过程。
粉碎：将物体或食物彻底破碎或破坏的过程。
grind up // [ grinding ground grinds ]
... grind down碾碎；磨成粉 grind up碾成粉；擂碎 grinder磨碎机；磨盘；研磨器；碎肉机 ...
... 1. cover up 隐藏，遮掩(事实)； 2. grind up 磨碎；碾碎；将…磨成粉； 3. rely on 依赖；依靠； ...
... grind out a tune on an organ用手风琴奏出一曲 grind up把…磨成粉,磨细 grind away at刻苦认真地干 ...
磨碎
They swallow stones, stones that are used to help grind up the food before it's actually digested in the stomach.
它们吞下石头，在食物在胃里消化之前，这些石头被用来帮助磨碎食物。
We grind up the wheat to make flour.
我们把小麦磨成面粉。
We grind up the wheat to make flour.
他们正在把小麦磨成面粉。
A mineralogist at the California Institute of Technology, Rossman says serpentine is only dangerous if you grind it up and inhale the particles.
VOA : standard.2010.07.26
When I get out of the bike's saddle to grind up Page Mill Road behind Palo Alto, Calif.
When I get out of the bike's saddle to grind up hills, I actually have to click to a higher gear.
The pumps, however, both grind up the fish and disrupt the tidal flows, thus threatening to kill native species and inviting invasive ones.