时间:2018-12-18 作者:英语课 分类:英国学生科学读本


英语课

   and hang it point downwards 1 from a strip of wood placed across the top of a wide-mouthed bottle, or a pickle-glass, or a tumbler, half full of water. 然后尖头朝下悬挂在一片横放在装有半瓶水的宽口瓶、泡菜瓶或平底玻璃杯口的木片之上。


  The point of the acorn 2 should barely touch the top of the water; 橡子的尖端应该正好与水面接触;
  and you must add a little water from time to time to keep the liquid up to this mark. 你必须要经常往瓶中加水, 确保水位保持平稳。
  It is best to hang up the acorn by threads of cotton. 最好使用棉线来悬挂橡子。
  Keep the glass in the dark till the acorn begins to sprout 3, 你需要将瓶子放在黑暗处, 直到橡子开始发芽。
  and then you may place it on your mantel-piece and watch it slowly change into a little oak-tree. 随后, 就可以把它放在壁炉架上, 看着它逐渐成长为一棵小橡树。
  The "oak-apples, " or little brown balls about the size of marbles, which you see on some oak-trees, are not the fruit of the tree, 有时候, 你可以在一些橡树上看到弹珠大小的棕色小球, 这些“树瘿”古译“橡树的苹果”, 可不是橡树的果实,
  but "galls 4, " or swellings of the bark, produced by certain insects which lay their eggs in the bark of trees.  它们实际上是“虫瘿”, 或者说是树皮上的突起。这是因为有些昆虫在树皮上产卵所致。
  Have you ever seen boys wearing oak-leaves in their hats on the 29th of May? 你有没有看到过孩子们在5月29日这天头戴橡树叶做成的帽子呢?
  This is the date on which Charles the Second entered London, in the year 1660. 1660年的这一天, 查理二世来到了伦敦。
  He had been forced by his enemies to leave England for a time, and he had on one occasion escaped by climbing into an oak-tree. 在敌人的逼迫下, 他有一段时间不得不暂时离开英格兰。有一次, 他就是躲到了橡树的树洞里才躲过了劫难。

1 downwards
adj./adv.向下的(地),下行的(地)
  • He lay face downwards on his bed.他脸向下伏在床上。
  • As the river flows downwards,it widens.这条河愈到下游愈宽。
2 acorn
n.橡实,橡子
  • The oak is implicit in the acorn.橡树孕育于橡子之中。
  • The tree grew from a small acorn.橡树从一粒小橡子生长而来。
3 sprout
n.芽,萌芽;vt.使发芽,摘去芽;vi.长芽,抽条
  • When do deer first sprout horns?鹿在多大的时候开始长出角?
  • It takes about a week for the seeds to sprout.这些种子大约要一周后才会发芽。
4 galls
v.使…擦痛( gall的第三人称单数 );擦伤;烦扰;侮辱
  • Best results will be obtained on recently formed galls. 如果瘿瘤是新近形成的,则效果最好。 来自辞典例句
  • Crown galls are cancerous growths composed of disorganized and proliferating plant cells. 冠瘿是无组织的正在不断增殖的植物细胞所组成的癌状物。 来自辞典例句
标签: 科学读本
学英语单词
a grand total
Abbe doublediffraction principle
answerage
antitrade wind
approximate representation of excitation system
aramco
assignment right
awnless bromegrass
Bagnold number
biogeoclimatic zone
bleached sulfate pulp
blue sheep
bombilate
buffet meal
calender year
cardan axle
cationgen
central longitudinal bulkhead
chloride of silver cell
Chorezmian
coleosporium asterum (dietel) sydow
collect a supply of
continuous wave laser radar
corrosion in water
critical circle
dicrotisms
drainage pump
dream away
Duane
Duncan's mechanism
duplicate ratios
element of cone
emergency mould
erbs
flush up
fox shark
fucogalactomannan
geodesy on the ellipsoid
gib-headed key
Gislaved
glass film capacitor
Han-gang
historical coenogeography
hoop steel
impaireth
Impatiens rectangula
internal obligation
Johnny Appleseed
Kalpi
krautz
lamingtons
life interval
low severity hydrocracking
marium
melorhcostosis
microwave photonic link
morpholine carbonate
motor pulse control
msscp
multi language
murillos
mycotoxicologists
payment-in-kind bond
pentalenes
polysporangiophyte
postmarriage
quantum theory of spectra
quasi group
quasicritical
radio telex letter
richardson ground squirrels
s-hawking
seed orientation
sequential circuit
set down for
sidestream stripper
skidding
sodium perchlorate
solar array
spare me
speculation activity
spirit vinegar
spongy reticulum
start-up filter
stilbylamine
straight pride
striplicism
suppress length indicator
suture technique
swim to the bottom
tartrelic
television transmission audio
test of runs
torch pipe
twig fence
two hundred and five
unelaborated
utility type
vane-wheel water-meter
vasodilatives
water crisis
wax oil