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
acid resisting hose
Aconitum hicksii
airbornest
annular erythema
be in ... debt
biological tissues
brain-fade
brass wire gauge
British soldiers
buckets
caramel buns
cash remittance
centenario
chadar
chained addressing
Chamusca
coffee bowl
communications automatic processing equipment
congestion costs
cool change
Corynebacterium helvolum
criminal profile
debris guard
decylenic acid
determinable estate
double-blow heading
empleados
englehardt
everything is illuminated
expanded tube joint
extreme-rights
fancy schmancy
Fehmarnsund
flyspeck
foalskins
fractionte contraction
GAE - Google App Engine
gesse
goldfish
Harvie
height of layer
igneous cycles
igor fyodorovich stravinskies
induction stability
inland forwarding expense
instantaneous time
ion gun
jet thrust reverser
jump weld tube
junction conduction
Kentisbury
Koplik
lacing wire
lbap.
left-hand worm
LLRS
maj.gen.
mass attenuation coefficient
memoization
mohw
murates
Musa paradisiaca sapientum
national tax tribunal
nonreproducing
one pass scheme
open-loops
organotherapeutic medicament
phantasy worlds
photoactive polymer
pilot line production
pipette method (pipette analysis)
plumbline level
Polna
Potamogeton oxyphyllus
punch insert supporter
radial brick
radioactive heat production
recoiling nucleon
resonance epithermal reactor
Schmidt correction plate
seat kilometers
Seixe, R.
several-fold
simbl
skotoplankton
slic computer program
smizing
sodium phosphite
spermatick
swinish
system of sustained working
Tadalafil(Cialis)
TeldrinChlorpheniramine
temperature rise of hot wind
Terranuova Bracciolini
toll pass ticket
Turner River
uk -related
vbscript
venous arterialized free skin flap
visible speeches
vitamin B-2 fermentation