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
a liao
accustomising
adenylylsulfate kinase
air triangulation
amplypterus mansoni takamukui
anusitis
appropriation resolution
assassinations
back-hander
backup volume cleanup process
bemersyde
bit(binary digit)
bode r.
bromadiolone
cap gasket
capacity production
capital of South Africa
carbro
casearia merrillli hay.
centrifugal governor
chain packing
changes in working capital
chatterboxes
closed-loop tracking
code division multiple access
conductivity fluctuation
current connect group
d-region
deepwater port
derreck
dlpole-dipole array
dry deposit flourescent penetrant
Ducke
entitizing
facies contactus loborum
florida b.
garum
gelbard
graphite lubricant
greater palatine nerve (or anterior palatine nerve)
gynesin
herberto
hole pincers
homoscedastic model
hullu
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ignatiew
imarets
inhalation dose
input of learning
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joltings
kempwood
labour-force
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least total cost method
lie the course
live bodies
loosens up
maggotiest
magnesium salt
Malay.
marine self-potential method
Monsempron-Libos
mov-ing
much-criticized
multiple feed stream
multiposition valve
nanoswarm
navigares
newes
noise free receiver
normal perspective
patricks
Predappio
product length operand
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pyment
quick-action contact
red kerneled rice
resultant cutting pressure
satellite meteorology
scaled mica
screw actuator
service path
smacked down
style type
sugar spoons
sweeping powers
swshsesasts-s
ta (test advisor)
Tagetes tenuifolia
teletype control
testing outfit
time of flight (tof)
tin plate printing
transverse velocity
triphammer
vaild obligation
virtuous circle
visual photometer