脊木质部

carinal xylem的用法和样例:

例句

  1. Lignified tissues include SCLERENCHYMA and XYLEM.木质素组织包括厚壁组织和木质部。
  2. The xylem of ferns only contains tracheids.蕨类植物的木质部只含有管胞。

发表于:2018-12-13 / 阅读(133) / 评论(0) 分类 Wee Sing Around the World

Al-Awlaki's Death Leaves Gap in al-Qaida The death of a senior al-Qaida figure by a U.S. air strike in Yemen leaves a gap in the senior ranks of what counterterrorism officials say is the most lethal of the group's franchises, Al-Qaida in the Arabian

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Al-Awlaki Was Prominent Al-Qaida Voice Aimed at West Radical cleric and wanted terrorist Anwar al-Awlaki was killed Friday in Yemen in what news reports say was a coordinated air strike by the U.S. Central Intelligence Agency. Al-Awlaki was an Americ

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How's the weather today? It's really cold. Let's stay inside. How do you feel? I'm fine. That's good. How are you feeling? Not too good. Sorry to hear that. Is everything okay? I feel sick. That's too bad. What's wrong? I have a headache. Here's some

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发表于:2018-12-26 / 阅读(101) / 评论(0) 分类 2010年ESL之日常生活

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

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Proposal 求婚 My boyfriend proposed to me. 男友跟我求婚了. As he told me, I thought excited and shy. 当他跟我说的时候,我觉得很兴奋又害羞. We've gone now since 1999. 我们从1999年就已经开始交往. It made me so happy and I decided to marry him in 3 mont

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By Stephanie Ho Washington 01 January 2006 U.S. health officials acknowledge they do not know if the H5N1 flu virus that has led to the deaths of millions of poultry in Asia and has recently been foun

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117. I havent seen Xiao Li lately .How is he? 118. Hows your father been? 119. As a matter of fact ,he hasnt been feeling too well. 120. Im sorry to hear that.Whats the matter? 121. He has a slight fever. 122. Tell him I hope hes better soon. 123. Il

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By Ernest Leong Washington, DC 16 June 2006 watch Iraq report Ayyub al-Masri U.S. military leaders believe they have identified the successor to slain terrorist leader Abu Musab al-Zarqawi. There is a debate about whether Zarqawi's death will weaken

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BBC Learning English Weekender Carbon Neutral Al Gore Callum:Hello, I'm Callum Robertson and this is Weekender. Al Gore was the vice president of the United States under Bill Clinton from 1993 to 2001. He very nearly became the President in a contro

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By Claudia Blume Hong Kong 24 January 2006 Senior U.S. health officials say that in addition to preparing medical professionals at home for a possible avian influenza pandemic, they are emphasizing gl

发表于:2019-01-13 / 阅读(174) / 评论(0) 分类 2006年VOA标准英语(一月)

Syria Bombings Could Signal al-Qaidas Engagement Protesters flee gunfire in the Syrian town of Aleppo. And near Damascus, amateur video shows United Nations peace monitors edging their vans through anti-government protesters. The protests came after

发表于:2019-01-13 / 阅读(104) / 评论(0) 分类 VOA标准英语2012年(五月)

Yemeni officials say they are releasing about 170 detainees with suspected ties to al-Qaida, two weeks after al-Qaida said it would use Yemen as its base of operations for the Arabian peninsula. One Yemeni official, who asked to remain anonymous, to

发表于:2019-01-23 / 阅读(107) / 评论(0) 分类 VOA标准英语2009年(二月)

By Barry Newhouse Irbil 03 May 2007 The U.S. military says it has killed a senior leader of al-Qaida in Iraq who was involved in the kidnappings of several Westerners. Iraqi officials also have announced two other high-profile al-Qaida deaths in rece

发表于:2019-01-23 / 阅读(126) / 评论(0) 分类 2007年VOA标准英语(五月)

By Dan Robinson Capitol Hill 08 September 2006 A report by a Senate committee says there is no evidence former Iraqi dictator Saddam Hussein had any relationship with the al-Qaida terrorist leader Abu Musab al-Zarqawi or his associates before the U.

发表于:2019-01-31 / 阅读(137) / 评论(0) 分类 2006年VOA标准英语(九月)

By Margaret Besheer Irbil, Iraq 10 July 2006 As ethnic and sectarian violence continues to shake Iraq's capital, Prime Minister Nouri al-Maliki called for all Iraqis to unite. The Prime minister made the appeal during a visit to the Kurdistan Nation

发表于:2019-01-31 / 阅读(158) / 评论(0) 分类 2006年VOA标准英语(七月)

By Margaret Besheer Washington 20 May 2006 Prime Minister Nouri al-Maliki speaks to parliament as he announces his new cabinet in Baghdad, May 20, 2006 After more than five months of political negotia

发表于:2019-02-04 / 阅读(157) / 评论(0) 分类 2006年VOA标准英语(五月)

Justine Siegal has made history by becoming the first woman to pitch batting practice for a Major League Baseball team. Despite a case of nerves, the pony-tailed Siegal broke the gender barrier with spring training pitching stints for the Cleveland I

发表于:2019-02-07 / 阅读(138) / 评论(0) 分类 英语新闻

Carin: Were going to be late for school. Hurry up! Hwan: Im not going to school today. Im sick. Carin: Youre not sick. Youre playing hooky. Youre not going to put one over on Mom. Shell know youre faking. Get up! Lets go! Hwan: No, she wont, and why

发表于:2019-02-18 / 阅读(69) / 评论(0) 分类 地道美语播客
学英语单词
14-heptacosanol
abnormal indication
acrosomal phase
additional minuteur hand
antidermatitis
application program output limit
as regards
astern navigating bridge
audio bridge
autopsic
bathroclase
bench-scale
blabbas
blended data
Bol'shaya Usa
borzsonyite (borzs?nyite)
bridge detail design
bulb sealing machine
carbamylaspartic dehydrase
cathode-ray-tube
cetoascus
chamfer matching
Citellus variegatus
Colesiota conjunctivae-gallii
crypto key memory
dahi
delmans
dimensional discrepancy
do the dishes
dorkily
draughtproofs
dunbird
edge colour, edge stain
fast response recorder
fixed logic
full-wave bridge-type rectifer
fundamental transposition interval
fungee
fused tricalcium phosphate
global budget
group hunting
hackest
hill-forts
inchambered
incident process
intensity of light
jet liners
Ken Doll
Kenneth Clark
koprivnice
L'Averdy, C.
lansoprazole
Leonie
library specialist
light liquid petrolatum
mamaji
Mamuriye
Mawson, Cape
method of limit
Microfoveolatosporite
mooring craft
morphologic analysis
multiplex slar
nectorin
nitrary
not by a jugful
objective finding
offguards
oligosialia
osmium(iii) oxide trihydrate
OTC Bulletin Board
Pelox
Pilea longicaulis
pipeless
premoulded joint
recds
scfm (standard cubic feet per minute)
Schede's resection
sea swallow
septotheca
silkwork
slippery sequences
Sloten
social smoker
soft odontoma
solution set of inequality
solwe
sphingture
spinalis capitis
stages of mining
stephen collins fosters
takeoff distance (tod)
theftuous
torpedo dephosphorization
torrent control
Uncle Bert
unethicalities
variable crystal filter
vector servomechanism
Weaverthorpe
yoldia notabilis