piece n. 1.片;断片,碎片;一部,部分,部件。 2.〔作量词〕一片,一幅,一匹,一块,一件,一项,一番,一段,一篇,一出,一首,一张。 3.(艺术)作品。 4.炮,枪,火器。 5.货币,钱币;标志物;筹码。 6.(计件工的)工作(量);事,事项,条款。 7.〔美俚〕点心,小吃,(饭等的)一口。 8.棋子。 9.酒杯,桶。 10.样品,样本;例子。 11.〔口语〕人;家伙;女人〔多带轻蔑意〕。 12.(乐器)演奏者〔用以构成复合词〕。 a piece of paper 一张纸。 a piece [two pieces] of bread 一块[两块]面包。 a bad piece of road 一段坏路。 a fine piece of painting 一幅好画。 a night piece 夜景图;夜想曲。 a piece of water 一片池塘[小湖]。 an animal [a war] piece 动物[战争]画。 a field piece 野炮。 She is a bold piece. 她是一个放荡的女人。 What a piece of folly! 真混蛋! a piece of impudence 不要脸的话[举动]。 a piece of work 1. 一件作品[产品]。 2. 费力的工作;难事;〔口语〕纷扰。 a piece of ... 在某种意义[程度]上是个…,还算是一个…。 a piece of (the) action (某项活动或收益中的)一份;一杯羹。 a piece of cake 〔口语〕轻松[愉快]的事情。 piece of eight 西班牙古银币。 piece of flesh 〔口语〕人,(尤指)女人。 piece of goods 〔戏谑语〕东西〔指女人和小孩〕。 a piece of one's mind 直率的意见;指责 (give sb. a piece of one's mind 对某人坦白表示自己的意见;当面指责某人)。 all to pieces 1. 疲惫不堪的,虚弱已极的;神经受撼动的;惊慌而受震动的。 2. (破得)粉碎。 3. 〔俚语〕完全,充分,彻底。 by [on] the piece 按件(计酬)。 come to pieces 粉碎;(计划)成画饼。 cut to pieces 1. 切碎;使溃散。 2. 议论某人,把(某人)批评得体无完肤。 eat a piece 〔口语〕吃零食。 fall [come, go, tumble] to pieces 崩碎,垮碎,粉碎。 go all to pieces 气馁沮丧。 in one piece 成整块,没有接缝。 in pieces 1. 破碎。 2. (意见等)分歧,不一致。 of a [one] piece (with) (和…)同一种类的,同型的;首尾一贯的;调和的。 piece by piece 一件一件;一点一点,逐渐。 speak one's piece 1. 朗诵。 2. 〔美口〕诉苦,提意见。 3. 〔美俚〕求婚。 take to pieces 拆(机器),(机器)拆散。 tear [break, pull, pick] to [into] pieces 把…扯[砸]得粉碎。 vt. 1.接,补;修理 (up)。 2.联结,结合;拼合,拼凑 (together) 串成 (out)。 vi. 1. 【纺织;印染】接头。 2. 〔口语〕吃零食。 piece in 插入,添加。 piece on 接合,补足 (to)。 piece out 补足,完成。 piece together 拼合,接合,综合。 piece up 接合,弥缝。
Under the assumptions that media are piece wise , and that the permittivity of each piece can be expressed as a polynomial with limited terms , all oefficients of permittivity function of each piece , which maximize the objective function , are determined by genetic algorithm piece by piece 在假设地下介质是分块的,且每块介质的介电常数可以用有限项的与空间坐标有关的多项式函数来表示的前提下,用遗传算法由浅至深逐块确定使目标函数达到最大的多项式函数的各项系数从而确定介电常数。
I had been now thirteen days on shore , and had been eleven times on board the ship ; in which time i had brought away all that one pair of hands could well be suppos d capable to bring , tho i believe verily , had the calm weather held , i should have brought away the whole ship piece by piece : but preparing the 12th time to go on board , i found the wind begin to rise ; however at low water i went on board , and tho i thought i had rumag d the cabbin so effectually , as that nothing more could be found , yet i discover d a locker with drawers in it , in one of which i found two or three razors , and one pair of large sizzers , with some ten or a dozen of good knives and forks ; in another i found about thirty six pounds value in money , some european coin , some brazil , some pieces of eight , some gold , some silver 可是,我相信,假如天气好下去,我一定可以把全船拆成一块块的木板搬到岸上。当我正准备第十二次上船时,开始刮起了大风,但我还是在退潮时上了船,尽管我以为我已搜遍了全船,不可能再找到什么有用的东西了,结果还是有新发现。我找到了一个有抽屉的柜子,在一个抽屉里,我找出了两三把剃刀,一把大剪刀,十几副刀叉在另一个抽屉里,还发现了许多钱币,有欧洲的金币,有巴西的,有西班牙银币,我感到好笑。
In our electric power industry , along with the two electric network companies and the five power groups are coming existence , the market of electric power will be divided up gradually , the administrative system which was very beneficial for the development of china electric power finance company will be weekend piece by piece 随着两个电网公司和五个发电集团公司正式挂牌运行,电力市场将逐步分割,有利中国电力财务公司发展的行政干预机制将逐渐减弱,中国电力财务公司的资金市场和信贷市场的竞争也会随之增加。