hone
Word family nounhonerhone
hone /həʊn $ hoʊn/ verb [transitiveT] 1 IMPROVEto improve your skill at doing something, especially when you are already very good at it 磨炼,训练;提高〔技艺〕 He set about honing his skills as a draughtsman. 他着手提高自己的绘画技艺。
finely honed (=extremely well-developed) intuition 极度发达的直觉
honing ... skills• It suited my wandering nature, my penchant for traversing the neighborhoods of San Francisco, honing my skills as a boulevardier.• I left for school before most kids were up, honing those high-achievement skills early. Origin hone (1800-1900) hone “stone for making things sharp” ((14-19 centuries)), from Old English hon “stone”