hones

There has long been a need for a book that sorts out and hones all the definitions, and that clarifies when and why to use each technique.
一直需要这样一本书，可以将所有定义提炼出来，并且深入讲解什么时候以及为什么使用某种技术。
He hones his skill like a fisherman, learning to cast his net "into a river of dreams and catch a splendid array of words. "
他像渔夫般磨练自己的技巧，学会向梦境之河撒网，然后捕捉那华美的篇章。
But for all the book's apparent fluffiness, Ward hones in on Lehman's central problems better than even she could have known.
尽管这本书看上去琐碎肤浅，但沃德对雷曼核心问题的揭示，甚至比她自己可能知道的还要好。
Those are Marco Van Basten's own words, said with a little self-deprecating smile as he hones his already immaculate golf game.
这是范·巴斯滕自己的话，说的时候带着自嘲的微笑，还一边打磨着他那已经很光滑的高尔夫球杆。
Turn it down and it satisfies itself with a low level; turn it up and it hones in on a high level of water.
向下扳，自我调节机制就会保持在一个满意的低水平，往上扳，它就会放水进来达到一个高水位。
I could see it perfectly that dull gray eye with an ugly film over it chilled my hones .
我完美可以看有在它期间的一部丑陋的电影的单调灰色眼睛使我的磨刀石变冷。
Should we really demand that the guy who checks ticket stubs at the movie theater hones his craft?
难道我们真的必须要求一个剧场检票员磨炼他的手艺？
The variations are important, because our immune system hones in on those proteins to attack the virus.
这种变化非常重要，原因是人体免疫系统要“瞄准”这些蛋白质，进而攻击病毒。
The Earth's atmosphere seeks a steady oxygen level much as a thermostat hones in on a steady temperature.
地球大气寻求稳定的氧含量，与恒温器寻求稳定的温度非常相似。
The hones dog kept a vigilant guard over the house.