v.(使)变厚，变粗糙,(使)变得粗鲁无礼
coarsen的现在分词

原形：coarsen第三人称单数：coarsens过去式：coarsened过去分词：coarsened现在分词：coarsening

The chef coarsely chopped the vegetables for the stew.
厨师将蔬菜粗略切碎以用于炖菜。
Over time, the sandpaper will coarsen the surface of the wood.
随着时间的推移，砂纸会使木头表面变粗糙。
Excessive alcohol consumption can coarsen the skin and lead to premature aging.
过量饮酒会使皮肤变得粗糙，并导致提前老化。
The noise-cancelling algorithm coarsens the audio data to remove high-frequency hiss.
降噪算法通过简化音频数据来去除高频噪音。
Prolonged exposure to the sun can coarsen hair texture and cause color fading.
长期暴露在阳光下会使头发质地变粗糙并导致颜色褪色。
The process of refining metals often starts with coarsening the ore to remove impurities.
提炼金属的过程常常从粗化矿石以去除杂质开始。
In the simulation, we intentionally coarsened the resolution to speed up the calculations.
在模拟中，我们故意降低了分辨率以加快计算速度。
Frequent washing with harsh detergents can coarsen delicate fabrics like silk and wool.
使用强力洗涤剂频繁洗涤会使丝绸和羊毛等细腻织物变得粗糙。
The artist chose to coarsen the brushstrokes in this painting to create a more expressive effect.
艺术家选择在这个画作中加大笔触的粗糙度，以创造更富有表现力的效果。
Years of smoking had coarsened his once smooth voice.
多年的吸烟使他原本光滑的声音变得沙哑。