音标:[fə:st diˈrivətiv] ;
一阶导数
词型变化:名词复数形式 : first derivatives

first derivative的用法和样例:

例句

  1. A mark used as a superscript to indicate the first derivative of a variable.撇号置于右上角的符号,用以标明变量的第一个导数
【近义词】

First, there are those words ( with which we become familiar in ordinary conversation) , which we learn , that is to say, from the members of our own family and from our friends, and which we should

发表于:2018-12-01 / 阅读(109) / 评论(0) 分类 自考英语(一)78讲

本讲为 2006 年新的教学内容,请对照教材、练习册、语法书听录音! 难句分析 1. The new music __ (build) out of materials already in __ (exist) : blues, rocknroll, folk musi

发表于:2018-12-01 / 阅读(97) / 评论(0) 分类 自考英语(二)60讲

生活大爆炸第一季第一集2Pilot(试播) -Leonard: Okay, well, make yourself at home. 请随便些。 -Penny: Okay. Thank you. 谢谢。 -Leonard: You're very welcome. 不用客气。 -Penny: This looks like some serious stuff. Leonard, did yo

发表于:2018-12-07 / 阅读(47) / 评论(0) 分类 生活大爆炸第一季

The new music was built out of materials already in existence: blues, rock'n'roll, folk music. But although the forms remained, something completely new and original was made out of these older elements - more original, perhaps, than even the new mus

发表于:2018-12-07 / 阅读(56) / 评论(0) 分类 双语有声阅读

This is the VOA Special English Economics Report. Early estimates show that the United States economy shrank by three-tenths of one percent from July through September. Economists had predicted a five-tenths drop. But Thursday's report from the Comm

发表于:2018-12-07 / 阅读(72) / 评论(0) 分类 VOA慢速英语2008(十)月

雅思听力场景词汇:化学词汇 在雅思听力考试场景中,化学相关的场景的词汇较为生涩,平时生活中可能也运用得比较少,以下的词汇供大家参考喔。 molecule 分子 particle 粒子 ion 离子 particle

发表于:2018-12-19 / 阅读(108) / 评论(0) 分类 雅思英语

The New Music The new music was built out of materials already in existence: blues, rock'n'roll, folk music. But although the forms remained, something completely new and original was made out of thes

发表于:2018-12-31 / 阅读(66) / 评论(0) 分类 有声英文阅读

[00:03.81]bond fund :债券型基金 [00:05.87]closed-end fund :封闭型 [00:08.07]derivative :n.衍生商品 [00:09.95]equity fund :股票型基金 [00:11.96]fund manager :基金经理人 [00:13.99]futures :n.期货 [00:15.93]hedge fund :避险基金

发表于:2018-12-31 / 阅读(149) / 评论(0) 分类 商务英语分类核心1000词汇

Raj: I hate trains. 我讨厌火车。 -Sheldon: Don't be ridiculous, you love trains. ridiculous: 荒谬的,可笑的 少胡说八道,你喜欢火车的。 -Raj: Yes, I do. Come on. See you later, Leonard. 好吧,是的来吧,回头见,Leo

发表于:2019-01-01 / 阅读(72) / 评论(0) 分类 生活大爆炸第二季

第二节 性状 许多药品说明书的第一项是Description(性状),其原意是叙述、描写,在药品说明书及药典中一般都译为性状,其内容主要是介绍外观、理化性质、组成成分、结构、特征等。这一

发表于:2019-01-08 / 阅读(116) / 评论(0) 分类 医学英语

Synthetic Drug Problematic for US Authorities Augusta County, Virginia, is a rural county in the Blue Ridge Mountains, two and a half hours southwest of Washington. It has a big problem. Sheriff Randy Fisher says Augusta County was once known as the

发表于:2019-01-13 / 阅读(149) / 评论(0) 分类 VOA标准英语2012年(六月)

Science and Technology Prevention of cancer Wonder drug 科技 预防癌症 特效药 Aspirin continues to amaze 阿司匹林让人吃惊的另一面 FOR thousands of years aspirin has been humanity's wonder drug. 几千年来,阿司匹林就一直是

发表于:2019-01-26 / 阅读(75) / 评论(0) 分类 经济学人科技系列

就算我尸变 他也不能杀我 He can't kill me,even if I turn. 里面没写一人有了女友怎么办吗 Is there anything in there about if one of you gets a girlfriend? 没有 那个有点太不着调了 No,that seemed a little farfetched. 谢尔

发表于:2019-01-28 / 阅读(55) / 评论(0) 分类 生活大爆炸第三季

LOS ANGELES, Sept. 1 (Xinhua) -- Fisker Automotive, a Southern California electric car maker, announced on Thursday that it has signed a pact with BMW regarding the supply of engines and other related components for future models in a major tieup. Th

发表于:2019-02-03 / 阅读(60) / 评论(0) 分类 英语新闻

The New Music 新音乐 The new music was built out of materials already in existence: blues, rocknroll, folk music. But although the forms remained, something completely new and original was made out of these older elements - more original, perhaps,

发表于:2019-02-08 / 阅读(100) / 评论(0) 分类 实用英语

亚当斯密 Smith, Adam 1723 -- 1790 Economist and moral philosopher. Born June 5, 1723, in Kirkcaldy, Scotland. Smith抯 father had died two months before his birth, and a strong and lifelong attachment developed between Smith and his mother. As an

发表于:2019-02-09 / 阅读(48) / 评论(0) 分类 GRE作文

金融英语 A derivative is a security which derives its value fromanother underlying financial instrument, index, or otherinvestment. Derivatives are available based on theperformance of stocks, interest rates, currencyexchange rates, as

发表于:2019-02-13 / 阅读(101) / 评论(0) 分类 实用英语

Business 商业报道 Cotton exports 棉花出口 Knickers in a twist 印度颁布棉花禁令,世界市场反应强烈 India bans cotton exportsconfusing everyone, including its government. 印度禁止棉花出口,让所有人都很迷惑,政府

发表于:2019-02-16 / 阅读(42) / 评论(0) 分类 经济学人商业系列

interest on capital 资本利息;股本利息 interest on loan 贷款利息 interest on unpaid estate duty 欠缴遗产税须付的利息 interest paid in advance 预付利息 interest paid to inter

发表于:2019-02-17 / 阅读(89) / 评论(0) 分类 财会英语

GRE词汇是新GRE阅读和写作的基础,想要提高新GRE阅读水平,大量掌握GRE阅读词汇是必要的,在新GRE阅读中有很多题目的选择项比较长,将近一篇小短文的长度,攻破GRE阅读词汇是顺利拿到新G

发表于:2019-03-11 / 阅读(135) / 评论(0) 分类 GRE英语
学英语单词
acnodal cubic
acoustic instrument
Albert's staining
atomizing apparatus
automatic information retrieval system (airs)
back-bench
bar hopped
Billroth's suture
Bouclans
Bowman's membranes
braunsapis mixta
bridge arch
burst correction
chromatic transference scale
coinstituted
Corallinaceae
corance
core-halo galaxy
crural fossae
cutaneous amebiasis
cyanogenetic glycoside
cylinder plug gauge
default button
disc handwheel
dogfoods
ear hustlin'
Eppenrod
experimental diabetes
extentions
faced time
file reconstitution
finite life design
Flavoteben
for months
Fundamental forecasting
gear type locating ring
geast
glucosides
gross sum
harvest-times
heat service conveyor belt
heavy cargo ship
home-lovings
hygrometer calibration chamber
Hyoid-cartilage
hypercorticism
inaudibility
incretory glands
independent linking up gear
information and communications technology
infrared measurement
inter-utereral
investment in affiliates
journey at reduced fare
Kivertsi
kosraeans
lasianthus obliquinervis simizui
lateral lymph nodes
Lima Duarte
lintel(l)ed
m'raq
made the rounds
Medroeort
methanolates
monomachia
Morris County
myoplasty
navving
Niono
non-dispersive infrared
off air call setup
orizio
out-out business
outfittings
parafollicular cells
parameter group identifier
patient-monitoring
Paton.
phalacrotophora (plalacrotophora) flaviclava
Pindarist
podolampas palmipes
portal frame type platform
post-replication repair
potting machine
poured joint filler
pterospermum acerifoliums
pulse mode multiplex
re-lease
rushliker
Salenijdae
salutatory address
sampling system of reactor
social distance scale
subcontrols
sylvians
tercentenary
typing by looking
unhabituated
unstaled
up-todate
Zebulon