Coarsening
v. （使）变粗糙( coarsen的现在分词 ); 粗化
🗣️ 情景例句
They dismissed him on the spot.
他们立即开除了他。
How long will you remain in the United States?
你将会在美国逗留多久？
I'm sorry.We don't have any.
对不起，我们没有。