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词语精于拆分为汉字：
精字的拼音、笔画、偏旁部首、笔顺、繁体字，精字字源来历，精字演变
上好的白米：“食不厌～”。细密的，与“粗”相对：～密。～细。～确。～制。～读。～选。～心。～研。～雕细镂。聪明，思想周密：～悍。～敏。～明。物质中最纯粹的部分，提炼出来的东西：～华。～英。～神（ａ．指人主观世界，包括意识、思维活动和一般心理……
于字的拼音、笔画、偏旁部首、笔顺、繁体字，于字字源来历，于字演变
介词（ａ．在，如“生～北京”；ｂ．到，如“荣誉归～老师”；ｃ．对，如“勤～学习”；ｄ．向，如“出～自愿”；ｅ．给，如“问道～盲”；ｆ．自，从，如“取之～民”；ｇ．表比较，如“重～泰山”；ｈ．表被动，如“限～水平”）。后缀（ａ．在形容词后，如……
汉语拼音：jīng yú
He is a specialist in improv comedy, which he says "is partly about making people believe you know everything. "
他同时也精于即兴喜剧的表演，他说，这种逢场作戏的把戏很容易唬住观众，能让他们对你的万事通专家身份深信不疑。All that stuff that in other companies I might have to do. And she's much better at that.
所有这些事换个公司我可能会做，但她显然更精于此道。is not just a copycat ; it has always been good at design and at quality manufacturing .
宏碁不仅仅是模仿者；它向来精于设计与高品质制造。The Company was just as adept at playing politics abroad.
公司在海外也同样精于权术。The Deutsche Bank AG trader's early embrace and mastery of credit-default swaps helped catapult him to managing director at the age of 27.
魏因斯坦起初是德意志银行（DeutscheBankAG）的交易员，早年便精于信用违约掉期（credit-defaultswap）操作，27岁荣升董事总经理。When this comes to be known to that calculating organ it promptly tries to make a saving in its expenditure of attention.
但当这一点为精于算计的心理所知时，它对外界的注意力就立刻有所保留。They were at ease in my mind when it was familiar to them, when I was the cold and calculating scientist they expected me to be.
当我是那个它们希望的冷酷精于计算的科学家时，它们会对我感到熟悉甚至在我的思维中觉得舒适。The daily chores that keep an organization ticking often go unrecognized. But the subject in our next story seems to specialize in them.
让组织得以运转的每天例行工作，往往不为人知，但是下则新闻的主角却非常专精于此。Oursang Lighting is a new lighting brand which specializes in research and innovation with a concept of "being responsible for light" .
秉承“对光负责”而精于研发创新的新星照明品牌。