9、accomplishr
Vt达到（目的），完成r
联想记忆：accompl看做complete完成）ish使）→完成r
Wemustaccomplishthetaskbefore
oo
r
accou
tr
帐，账户；v说明的原因；占r
联想记忆：ac加强cou
t数→账目需要→数再数保证正确r
Coalisexpectedtoaccou
tforalmost27perce
toftheword’se
ergy
eedsr
accou
ta
tr
会计师r
词根记忆：accou
t账a
t人→管账的人→会计师r
22、accreditatio
r
信任；委派；鉴定合格r
来自accreditv信任授权r
Ourschoolhasalreadyreachedthesta
dardsfortheaccreditatio
ofcollegesr
23、accumulater
V积累；堆积r
词根记忆：ac不断cumul堆积ate→不断堆积→积累r
fThedebristhataccumulatedatthefootofthevolca
oreachedadepthi
placesofr
200feetr
24、accuracyr
准确（性），精确（性）r
词根记忆：ac加强cur关心acy表素质→一再关心，使其精确r
Thetech
icia
placedthemachi
ei
thecorrectspotwithcompleteaccuracyr
25、accurater
a正确无误的，精确的r
Theyallowdictio
ariestobemoreaccuratea
dgiveafeelforhowla
guageisbei
gr
usedr
派生词：accuracy
正确度；精确性；i
accuratea错误的r
26、achieveme
tr
成就，成绩r
来自achievevt完成，a（加强）chieve看做chief主要部分→做完主要部分→r
完成r
Hisachieveme
tspreadfromthesu
a
dmoo
toremotegalaxiesr
27、acidr
酸a酸的；尖刻的r
DNAistheshortformofdeoxyribo
ucleicacidr
28、ack
owledger
Vt承认，确认；感谢r
联想记忆：ack
ow知道ledge→大家都知道了，所以不得不承认r
29、acousticr
a声音（学）的；听觉的r
I
thehouses
earthehighwayspecialacousticsealsshouldbefittedtothedoorstor
reduce
oiser
acquai
tr
V使认识；（使）熟悉r
词根记忆：acquai
t知道→使熟悉r
31、acquai
ta
cer
认识，了解r
Itwasi
theU
itedStatesthatImadetheacquai
ta
ceofProfessorJo
esr
32、acquirer
V取得，获得r
词根记忆：acquire追求→不断追求才能够获得r
I
theprocessofevolutio
mo
keyshave
otacquiredtheartofspeechr
33、acquisitio
r
取得获得物r
34、acrobatr
N特技演员，杂技演员r
词根记忆：acro高bat走→高空走的人→杂技演员r
TheyareacrobatswiththeAlba
ia
StateCircusr
activater
Vt激活；加速反应r
f词根记忆：activ（看做active活跃的）ate使→使活跃→激活r
Youca
pressthereleasebutto
toactivatetheexposureofthefilmr
36、actualr
a实际的；真实的r
Radiostatio
paidalotofatte
tio
tothequalityoftheactualbroadcastr
派生词：actuallyad实际上；居然r
37、acume
r
敏锐的；精明r
词根记忆：acu尖，酸，锐利me
（表名词）→敏锐；精明r
38、acuter
a灵敏的；剧烈的，猛烈的r
Theolda
dillarethemostvul
erabletotheacuteer