2015年职称英语理工类新增文章及翻译第四部分阅读理解…106第九篇A
Esse
tialScie
tificProcess…122第二十二篇RealWorldRobots…147第五部分补全短文…207第五篇ARecordBreaki
gRover…212第九篇Lighte
i
gStrikes…218第十三篇Affectio
ateA
droids…224
第九篇A
Esse
tialScie
tificProcessAlllifeo
theearthdepe
dsupo
gree
pla
tsUsi
gsu
lightthepla
tsproducetheirow
foodThe
a
imalsfeedupo
thepla
tsTheytakei
the
utrie
tsthepla
tshavemadea
dstoredButthat’s
otallSu
lightalsohelpsapla
tproduceoxyge
Someoftheoxyge
isusedbythepla
tbutapla
tusuallyproducesmoreoxyge
tha
itusesTheexcessoxyge
is
ecessaryfora
imalsa
dotherorga
ismstoliveTheprocessofcha
gi
glighti
tofooda
doxyge
iscalledphotosy
thesisBesideslighte
ergyfromthesu
pla
tsalsousewatera
dcarbo
dioxideThewatergetstothepla
tthroughitsrootsThecarbo
dioxidee
terstheleavesthroughti
yope
i
gscalledstomataThecarbo
dioxidetravelstochloroplastsspecialcellsi
thebodiesofgree
pla
tsThisiswherephotosy
thesistakesplaceChloroplastsco
tai
thechlorophyllsthatgivepla
tstheirgree
colorThechlorophyllsarethemoleculesthattraplighte
ergyThetrappedlighte
ergycha
geswatera
dcarbo
dioxidetoproduceoxyge
a
dasimplesugarcalledglucoseCarbo
dioxidea
doxyge
movei
toa
doutofthestomataWatervaporalsomovesoutofthestomataMoretha
90perce
tofwaterapla
ttakesi
throughitsrootsescapesthroughthestomataDuri
gthedaytimethestomataofmostpla
tsareope
Thisallowscarbo
dioxidetoe
tertheleavesforphotosy
thesisAs
ightfallscarbo
dioxideis
ot
eededThestomataofmostpla
tscloseWaterlossstopsIfphotosy
thesisceasedtherewouldbelittlefoodorotherorga
icmattero
theearthMostorga
ismswoulddisappearTheearth’satmospherewould
olo
gerco
tai
oxyge
Photosy
thesisisesse
tialforlifeo
ourpla
et词汇：
utrie
t
营养物orga
ism
生物体，有机体carbo
dioxide
二氧化碳chloroplast
叶绿体molecule
分子vapor
水蒸气oxyge
氧气photosy
thesis
光合作用chlorophyll
叶绿素glucose
葡萄糖ceasev停止注释：1．The
a
imalsfeedupo
thepla
ts动物以植物为食。练习：1．I
thefirstparagraph，theword“excess”mea
sAheavyBextraCgree
Dliquid2．Whichofthefollowi
gdoes
otmovethroughapla
t’sstomataACarbo
dioxideBWatervaporCOxyge
DFood3．I
thetitlethetermEsse
tialScie
tificProcessreferstoAphotosy
thesisBtheformatio
ofglucoseCglobalwarmi
gDwatergetti
gtotherootsofpla
ts4．Thispassageisprimarilydevelopedby
fAexplai
i
gaprocessBtelli
gastoryCcompari
ga
dco
trasti
gDco
vi
ci
gthereaderofpla
ts’importar