音标:['tɪti] ;
n. 奶头
[网络] 乳房;十三岁的咪咪

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. This will just take a minute. Youve probably chased a fly or two around the house this summer. And, chances are, it took a few swings before you brought down the buzzing nuisance.

发表于:2018-12-02 / 阅读(67) / 评论(0) 分类 Scientific American(八)月

[全屏观看] 点击右键- 另存为 可保存这个Flash影片

发表于:2018-12-12 / 阅读(99) / 评论(0) 分类 北美小学生英语一年级教材(牛津英语教材)

Youve given some thought to oxygen, carbon, uranium. But youve probably never mused about the element ytterbium, symbol Yb. A new study by scientists at the National Institute of Standards and Technology, or NIST, says that ytterbium could find a rol

发表于:2019-01-08 / 阅读(48) / 评论(0) 分类 Scientific American(八)月

For fans of fashionable neckwear for men, what's old is new again. Now Mo Rocca who follows these matters has his own ideas about that. Way back in the 1990s, freedom was ringing everywhere. Women were making huge inroads in the workplace. As for men

发表于:2019-01-09 / 阅读(80) / 评论(0) 分类 英语杂谈

Tit for Tat针锋相对An American lady traveling in England some years ago, got into an compartment of a smoking carriage where an Englishman was smoking a pipe. For a short time she sat quietly expecting that the Englishman would stop smoking. But

发表于:2019-01-28 / 阅读(62) / 评论(0) 分类 英语小达人

Offering Substitute 提供代用品 Specimen Letters1. Offering Rayon in Place of Watered Silk提供人造丝代替水洗丝Dear Sirs,Thank you for your fax of yesterday (April 3) with your order No.456 for 5,000 metres of 100cm wide watered silk. We

发表于:2019-02-05 / 阅读(63) / 评论(0) 分类 实用英语
学英语单词
Abomasul
acetylcoenzyme
admissible moisture content
adoption proceedings
airflow mechanics
aldinis
amorphozoous
anal atresia with urethral fistula
anti-crisis measures
as a matter of law
attendee
auctioneering circuit
autocatalyse
axis of the indicatrix
B.W.I.
back winding
Basseterre
Blatno
bromine suboxide
carbon-isotope
central automatic dispatching
CGS electromagnetic units
change my tune
cinnamons
co-tree
core dirll
cosgarea
Cryptogamia
data link system
descending inflorescence
diacid amide
direct delayed reaction
Diucelpin
docking draft
education-oriented
Eighteenth Amendment
eliminate the negative
ellipsoidal function
equal-areas
exorbitate
family vittariaceaes
fat tree
Florentino Ameghino, Embalse
FMBs
frontal veins
functional congestion
gaja
genetic continuty
Girard reagent
growing rate
growth form
high speed vertical universal milling machine
Ikawa
invisible runners
La Goulette
letterpress print coater
life buoy flare
lineae poplitea
lomb
Miaoying Wan
mill housing
moisture content metre
mouth - to - mouth resuscitation
multiple barrier containment
nineteen hole
noncollector
nuclear cost
overextend
overholds
photoconsistencies
physiform
pipe threading lathe
primordial germ cells
rate-controlling mechanism of slip
re-dress
rear dump truck
run against a stump
separate oiling
separation test facility
Serkin, Rudolf
Shortland Canyon
skew velocity
slip stitches
Smilax hayatae
SPHARGIDAE
SS-RA
strength-sappings
symmetrical transductor
take ... up
tax planning
test bed boat
theory of shells
thyreoglandular epithelioma
topper-offers
total eclipse begins
tympanolabyrin-thopexy
Uranotaenia bimaculata
venae ovarica sinistra
waste opener
wicklowite
wonderhosts
yield stresses