时间:2019-01-03 作者:英语课 分类:奥运英语


英语课

Fitness - A Key To Weight Loss 
健康——减肥的关键
 


  Perhaps like most Americans you have some extra pounds to shed. You may even have tried a fad 1 diet or two, but found yourself right back where you started. The key to weight loss is regular physical activity. And surprisingly, you don't have to give up eating or make the gym your second home to see long-term, positive effects.
  或许象多数美国人那样,您需要减肥。流行的节食方法对您可能并不起作用。下面将告诉您减肥的秘诀:不需要放弃美食,不用整天呆在健身房里运动,只要……

One: Aerobic 2 Activity
一、有氧运动

  Your body needs a certain amount of energy to maintain basic functions such as breathing, blood circulation and digestion 3. The energy required to keep your organs functioning is referred to as the resting or basal metabolic 4 rate.
  人体往往需要一定的能量,需要这些能量来……

  Any time you are active, additional energy is required. It is obtained from glycogen (carbohydrates 6) and fat stored in the blood, liver, and muscles. The key to losing weight is to draw on the fat rather than on the carbohydrate 5 reserves.
  一旦运动的时候,需要的能量就会更多。是单纯消耗能量就能有效减肥吗?减肥的关键是……

  Which of the two energy sources you use depends on the intensity 7 and duration of your activity. The higher the intensity, the more your body will pull from the stored carbohydrates. The lower the intensity, the more your body will rely on fat as its fuel.
  额外所需的能量主要来自人体储存的两类资源,消耗哪类能量资源取决于……

  Aerobic exercise (any activity that increases oxygen intake 8 and heart rate) is most effective for weight loss. When you perform aerobic activities you repeatedly contract large muscle groups such as your legs and arms. Walking, running, rollerblading, swimming, dancing, and jumping jacks 9 are all forms of aerobic activity.
  有氧运动是最有效的减肥运动,有氧运动项目包括……


  Surprisingly, if your aerobic activity is low to moderately intense and of long duration, you will burn more fat than if you had participated in a short burst of high-intensity exercise. In short, a brisk 30-minute walk will burn fat while a 100-yard sprint 10 will burn glycogen.
  有氧运动效果很神奇,30分钟轻快漫步消耗的能量相当于……



n.时尚;一时流行的狂热;一时的爱好
  • His interest in photography is only a passing fad.他对摄影的兴趣只是一时的爱好罢了。
  • A hot business opportunity is based on a long-term trend not a short-lived fad.一个热门的商机指的是长期的趋势而非一时的流行。
adj.需氧的,增氧健身法的,有氧的
  • Aerobic exercise helps to build up stamina.有氧健身操有助于增强耐力。
  • Aerobic dance is conductive to the health.有氧舞蹈有助于健康。
n.消化,吸收
  • This kind of tea acts as an aid to digestion.这种茶可助消化。
  • This food is easy of digestion.这食物容易消化。
adj.新陈代谢的
  • Impressive metabolic alternations have been undergone during embryogenesis.在胚胎发生期间经历了深刻的代谢变化。
  • A number of intoxicants are associated with metabolic acidosis.许多毒性物质可引起代谢性酸中毒。
n.碳水化合物;糖类;(plural)淀粉质或糖类
  • You should not have too much carbohydrate in your diet.你日常饮食中不该有过多碳水化合物。
  • Cashew nuts are rich in carbohydrate.腰果含丰富碳水化合物。
n.碳水化合物,糖类( carbohydrate的名词复数 );淀粉质或糖类食物
  • The plant uses the carbohydrates to make cellulose. 植物用碳水化合物制造纤维素。 来自《简明英汉词典》
  • All carbohydrates originate from plants. 所有的碳水化合物均来自植物。 来自辞典例句
n.强烈,剧烈;强度;烈度
  • I didn't realize the intensity of people's feelings on this issue.我没有意识到这一问题能引起群情激奋。
  • The strike is growing in intensity.罢工日益加剧。
n.吸入,纳入;进气口,入口
  • Reduce your salt intake.减少盐的摄入量。
  • There was a horrified intake of breath from every child.所有的孩子都害怕地倒抽了一口凉气。
n.抓子游戏;千斤顶( jack的名词复数 );(电)插孔;[电子学]插座;放弃
  • Hydraulic jacks under the machine produce the movement. 是机器下面的液压千斤顶造成的移动。 来自《简明英汉词典》
  • The front end is equipped with hydraulic jacks used for grade adjustment. 前瑞安装有液压千斤顶用来调整坡度。 来自辞典例句
n.短距离赛跑;vi. 奋力而跑,冲刺;vt.全速跑过
  • He put on a sprint to catch the bus.他全速奔跑以赶上公共汽车。
  • The runner seemed to be rallied for a final sprint.这名赛跑者似乎在振作精神作最后的冲刺。
学英语单词
0710
abdominal filaments
age to absorption
amplitude internal friction peak
anderson br-ldge
astrantias
axis out of line
barfly
barnwells
Bleiswijk
bracteal leaf
carbonylh(a)emoglobin
cation exclusion
chastity rings
chelid
chromorhinorrhea
citrus anthracnose
classical adjoint
column headers
comes back to
conduct a business
constrictions
continuousamplitude filter
cotaneous ureterostomy
counterplotters
dance-club
debt crisis
Diazinamide
direct drive wtgs
double pointed
electrical noise
energy absorbing roadside crash barrier
eri silk
Erysimum cheiri
euboia
exclusive patronage contract
f-inger
fit quantity
foot line
frequency doubler
grate-fired boiler
Gunn arteriovenous phenomenon
gurgitator
heaving bottom
hysterophyte
ignitron control
indpendent
interdental space
Kaes-Bechterew's layer
keep top side up
knuckle thread
lard stock
locus function
mandatory extension mechanism
manganotremolite
Marseille-en-Beauvaisis
mine disposals
minimovies
mislead
mydricamide
Māchī Kheyl
net apartment unit area
news-driven
non-acceptation
non-seismic regions
nonprocedural reference
Not to be-tipped
np completeness
Nycoff
oil pressure gage
omniscope
peasant family
periodontal principle fibers
permeamete
physically handing
pick up ears of wheat
pneumatic filling
potential conflict
poulsen arc generator
regrindability
renewal of track
rhabdoweisia laevidens broth
Rodellar
screechin'
sell us
sessility
spelling-bee
superposes
swing from
swing-out
throttled
top roller
topology of uniformity
tractor performance
under God
vacuum suspended power brake
viverrine
watered-down
Whitgiftian
year-to-date used