abbr. 产品形象系统(Product impression system);菲律宾群岛(Philippine Islands)
n the ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...
n someone who can be employed as a detective to collect information
n the scientist in charge of an experiment or research project
n the 16th letter of the Greek alphabet
n an antiviral drug used against HIV; interrupts HIV replication by binding and blocking HIV protease; often used in combination with other drugs

PI的用法和样例:

例句

用作名词(n.)
  1. Zu Chongzhi accurately calculated the value of pi to seven decimal places.祖冲之很早就把圆周率准确推算到小数点后七位。
  2. Ignoring a clunky numerical system and devising his own, he demonstrated the nature of infinity and calculated a value for pi.他否决了当时繁冗的数字表达方式,发明出自己的数字系统,证明了自然的无穷性,并计算出圆周率的值。

词汇搭配

  • pi point[电] π点
  • symmetrical pi attenuator对称π型衰减器...
  • pi sectionπ形节(II形节)...
  • pi networkπ电网络
  • pi connectionπ连接
  • pi section filterπ节滤波器
  • pi mode[电] π模态
  • pi type filterπ型滤波器
  • pi planeπ平面
  • pi mesonπ介子
  • pi jaw训诫,训话
【近义词】

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学英语单词
agrarium
ambatches
amygdalae
analog nest units
antirap
Arniston
aschemann
automatin
backward looking
bar of soap
binary indicator variable
boletates
break make contacts
broc
Chatellier
chew
chien ch'i wu
chusing
coalheavers
common drive
computer-aided phototypesetting
creasoted
crest line of wave
Culbokie
damnatio
day student
degenerate hyperbola
department instrnction
Diem, Ngo Dinh
doggoning
down direction
ehrlich
emulsion chamber
encowls
endotoxic shock
exhale carbon dioxide
fiducial interval limit
filipek
finnur
fithian
Flagstaff Hill
floating channel type surrounding gate transistor
flow in porous media
Fossa infraclavicularis
freeze dry
frosch
gap piece
generator bearing
give sb a warm time
glaad
Henry the Navigator
heterofermentative lactobacilli
hyperhomocyst(e)inemia
immersionists
invariant sections
jacking around
John Innes
Kinepanorama
Le Moustier
leniency
liquefied petroleum gas automobile
magnetic tape transport mechanism
main services
method of crystal projection
minimum interval
moonmilk
mushrooms and chicken feet in soup
neufs
presumptive error
pseudocercospora vitis
radial shakes
Ramus lingularis inferior
re-issues
reinforcement butt welds
retry capability
Ririlim
rise tholeiite
rmsf
rock-like material
rwanda
score-reading
sea clutter echo
sett paving
soap copper
solid system
sounding table
stankowski
Stark-Einstein law
stupidities
subsequent endorser
syllabic style
syntransplant
system control file
traffic patterns
two-point landing
unattended standby time
under valuation
voltage between layers
Weradys
window-sill greening
wrong-take
xanthocobaltic