coarsen

音标发音

One of the things we could do is coarsen the lock to include the loop.
优化的方法之一就是将锁粗化，以包含整个循环。
Interestingly, the decision to coarsen can be made independent to the number of threads contending for the locks.
有趣的是，是否进行锁粗化，与竞争锁的线程数量是无关的。
Lyona Ostricker would assume the stage and sing Russian classics and then coarsen his voice and do an imitation of a famous black jazz singer.
莱昂纳·奥斯特里克将上台，先唱首俄罗斯经典老歌，然后再把声音变低，模仿一位著名的黑人爵士歌手。

The man who once did so much to coarsen political debate has developed a nice line in feline subtlety.
ECONOMIST: Bagehot
Just to coarsen things, he admitted that the tipoff came from a policeman who had taken payment from one of his colleagues.
NEWYORKER: Hack Work
By using DiCaprio, and then aging him with prosthetic makeup, Eastwood lets us see how a slender, good-looking young man might thicken and coarsen with years and power.
NEWYORKER: The Man in Charge

If something coarsens or is coarsened, it becomes thicker or rougher in texture.
If someone's behaviour or speech coarsens or if they coarsen it, they become less polite or they begin to speak in a less pleasant way.