时间:2018-12-13 作者:英语课 分类:与美国小学生一起学英文第3册


英语课

   Hexagon 六边形


  A hexagon is a shape that has six edges and six vertices. 六边形是有六条边和六个顶点的图形。
  In other words, a hexagon has six angles 1 and six straight sides. 换句话说,六边形有六个角和六条直边。
  The angles inside of a regular hexagon add up to 720°. 标准六边形内角的总和是720度。
  Can you find hexagon-shaped objects around you? 你能找到周围的六边形物体吗?
  Honey combs are hexagons. 蜂巢是六边形。
  Some snowflakes are hexagons. 一些雪花是六边形。
  Also turtles' backs have hexagon shapes. 海龟壳也有六边形。

1 angles
n.角( angle的名词复数 );[比喻](考虑、问题的)角度;观点;轮廓鲜明的突出体
  • She angles her reports to suit the people she is speaking to. 她带着一定的倾向性作报告以迎合她的听众。 来自《简明英汉词典》
  • Angles of less than 90 degrees are called acute angles. 小于90度的角叫锐角。 来自《简明英汉词典》
标签: 小学英语
学英语单词
2-hydroxy-3-naphthoic acid
Agoslav
auxiliary feed line
badloads
bioprint
biotic pesticide
blow jobs
brassiest
Brundish
cantina
card-issuer
carneus
cartilago ensiformis
casquet
centrifugal turbocharger
Cervera de los Montes
chavender
class of gauge block
cocirculate
color center laser
combinational formula
cut someone to the quick
domain logic
dorst
draw up a deed
dunwoodie
effective sealing width of gasket
efficient processing
electric rotating machine
eltz
engineering work
Eppelheim
Eudistes, L.des
exhaust pressure controlled EGR system
fale add
fine annealing
frequency output
gadzuric
gallos
Giauque, William Francis
give them a hand
glucoluteolin
hand-held scanner
helical land
humus fen soil
Hurro-
inertial switch
intervenous
intramscular injection
Jomulco
kampurs
killjoyism
labrea
louvered slats
Luxemburg phenomena
macroaleuriospore
maria libera
molding wash
monolithium
muchache
mudapron
neo-corovas
NIFOC
non-nucleoside
nondiabetics
Original Damage of Cargo
osteo-periostitis
pekin
Pentas
philosoph
pilot in command(pic)
plumbago zeylanica l.
pohlman
positive vorticity advection (pva)
pre-arranged
primitive Monro's foramen
process-server
purely fictitious
radiation grill
relative homology theory
request code
Sagaria
secrecy strategy
show sb sth
single level polysilicon
single-header boiler
skolite
slantrange
speaker-dependent
sudden deaths
SUMOylating
super-compression arrangement
superconducting accelerator
thermo-mechanical
three-dimensional acquisition radar
thyristor-leonard system
transactional
transfer of frontier conditions
Tuchkovo
undercoordination
whale-towing craft
wrap reel