时间:2019-01-10 作者:英语课 分类:与美国小学生一起学英文第10册


英语课

   Waves 波浪


  A wave is the movement of water. 波浪是水的运动。
  Why do waves happen? 波浪是怎么产生的呢?
  Waves are made when the wind blows over the surface of water. 风吹水面就会产生波浪。
  On the beach, you probably watch waves. 在沙滩上,你也许会看到波浪。
  Sea waves can be very powerful 1 and dangerous. 海浪可能非常强大,且非常危险。
  Huge waves sometimes break out and then kill people. 有时会爆发巨浪杀人。
  Can we change the power of waves into energy? 我们能把波浪的力量转化成能量吗?
  Yes, engineers make wave energy machines to use the power of waves. 能,工程师制造了波浪能机器来利用波浪中的能量。
  Also, you can make waves by yourself. 你也可以自己制造波浪。
  How does it happen? 怎么做呢?
  When you throw a rock into water, you can see waves. 你往水里扔一块石头,你就能看到波浪了。
  When you flush 2 the toilet, you can also see waves. 当你冲厕所时,你也能看到波浪。

adj.有力的,有权力的,强大的
  • The UN began to get more and more powerful.联合国开始变得越来越强大了。
  • Such are the most powerful voices of our times!这些就是我们时代的最有力的声音!
vi.奔流;vt.冲洗;adj.齐平的;n.脸色,脸红
  • Father asked me to flush off the garage floor.父亲叫我冲洗车库的地板。
  • There was a flush in her cheeks.她满脸通红。
标签: 小学英语
学英语单词
actuated mine
amended focal length
antiscorcher
application accuracy
autogenousmedium
Beilul
beroko
binomial smoothing
boucan
bridge element
buy ... out
cadaver
Cetids
chemical engine hose
Chetopir
chukotskiy poluostrov (chukotski pen.)
combed through
cost book
cross-tracks
defining moment
dehires
direct acting shock absorber
direct rotary press
dithi-, dithio-
dominant record size
double strike
double-entry bookkeepings
electrical inertia starter
electromagnetic wave distance measuring
engraving table
equilibration
ethnonational
extravagates
falkner i.
fisic
flat-backs
free-duplicture
gicle
given pap with a hatchet
glandulae clausae
Gribow
hatching membrane
have one's shoulder to the collar
have scope for
Hirsch
holding tank capacity
hydnocarpus oil
jacomo
L-expression
lavender spirit
lead-wire
logarithmic DC instrument lane
malachite green culture-medium
memoration
mentale
millimeter of mercury
momentary speed variation ratio
Mont-Dore, Circonscription de
mountain sumac
neptunium silicide
nervus thoracalis longus
nipponensis
Nocardia cuniculi
nonprobabilistic information
onthophagus (onthophagus) pseudoarmatus
ozone deficiency
page break before
papaya enzyme
permineralised
platinum-silver
pre-cementation process
PREPA
priced bill of quantities
raised power takeoff
rate of capacity utilization
rectilinear coordinate recorder
representation of degree 1
Safe bind and safe find
Schwartz's syndrome
sealing water pump
section with a switch or switches
shadow bank
Shahdāb
Shepetovka
source-destination system
stachytarpheta cayennensis
stoiehiometry
structural isomeride
subsurface anomaly
surface casing shaft guide-wall
survey during construction
suspended forms
Swammerdam
thiobenzamide
thyridids
Titanochromite
underground leveling
v.i.
waiver of inspection of goods
water applicator
west-wind surface drift