纬纱线

Six Little Mice Sat Down to Spin Six little mice sat down to spin, Pussy passed by, and she peeped in. What are you doing, my little men? Making coats for gentlemen. Shall I come in and bite off your threads? No, no, Miss Pussy, you'll bite off our h

发表于:2019-01-09 / 阅读(429) / 评论(0) 分类 鹅妈妈童谣

A single fibre of wool is very weak, but by means of a machine these fibres are twisted together to make woollen yarn, which is a strong, loose thread. This twisting together of the fibres is called spinning. The fibres are curly or wavy, and are als

发表于:2019-01-17 / 阅读(188) / 评论(0) 分类 英国学生科学读本

She spun her snell with silkglands on the underside of her abdomen. The threads harden on contact with air. The trap's set, but she's treading carefully. The web's only sticky in places. She can move around, but others can't. The first bite of the da

发表于:2019-01-22 / 阅读(213) / 评论(0) 分类 自然百科2013年

Lesson19 A reel of cotton 第19课 一卷棉线 Let us take some of the white cotton off this reel, and try to find out what the thread of cotton is made of. We can pull the white thread to pieces, and then we see that it is made of many short fibres

发表于:2019-02-13 / 阅读(279) / 评论(0) 分类 英国学生科学读本

今天Larry 和Li Hua 下课以后一起去吃午饭,Li Hua 会学到两个常用语:threads 和load up。 (campus noise) LL: Hey, Li Hua, those are nice threads you're wearing. LH: Threads? - 那不

发表于:2019-02-20 / 阅读(302) / 评论(0) 分类 美国之音《流行美语》
学英语单词
aerocele
afterripening
allanson
anticyclonic tornado
arbeits
athwarship thruster
automatic clock switch
axial form factor
bannate
basic symbol
behind the arc
Burnhouse
Cheremnykhite
chilean nitrate lf soda
choice of companions
community immunity
constant resistance network
corrosion resistant lining
coupled systemes
cramped
dehydratingagent
denial measure
disk format
dithiol-
divergers
dream-team
drip ledge
dry cyclone
dummying up
dust alleviation work
dvandvas
elaeocyma (splendrillia) solicitata
erase a data structure
Exotic shorthair,exotic shorthair
feature control symbol
fights fires
fixed range test
forage harvesting and silage equipment
functional genomics
genitointestinal
glaserite deposit
gossip chain
graphic environment operating system
griddle-hot
guid ing
hartia kwangtungensis chun
heark
hydraulic sprinkler
identification system
intertransverse muscle
Kat(al)
lieutenant-commanders
line strobe monitor
log-log transformation
magnesium biarsenate
management science model
mean time to repair
metal-insulator-semiconductor memory
microampere meter
midmay
Monotropa
multiload
nonborrowed
nosed out
Nural
open razor
panel stiffness
pickmires
pig irons
pipe-stem stool
Plasmopara
polyisobutylene
possession of unlawful objects
primary tenses
procedure error
resource allocation and network scheduler
rinji
rontgen equivalent physical
root-mean-square voltmeter
rubidium azide
sabotages
Schick
selector head
self fertile
Shamikalenge
sinistrin
SMFT
spin-valve transistor
start-of-message
strip sample
superferromanetism
temporal mean flow
the bard
The plot thickens.
tobus
unpurposive
vacuum melting
Vena ovarica sinistra
wackinesses
wash fastness
weak-ai
wringle-