Cambrian
adjective
uk/ˈkæm.bri.ən/us/ˈkæm.bri.ən/Cambrianadjective(TIME)
geologyspecialized
from or referring to theperiodoftimebetween about 543 and 490 millionyearsago, in which many differenttypesofinvertebrates(=animalswith no backbone)firstappeared:
寒武纪的（寒武纪，距今约5.43亿至4.9亿年前的地质时期，无脊椎动物开始大量出现。）Theserocksdatefrom themiddleof the Cambrianera.
They are alreadypresentin early Cambrianrocks.
- Now nobody candenythatlifeback in the Cambrianerawas alreadyextremelyvaried.
- When weconsideranothereventof the Cambrianperiod, aninterestingparallelemerges.
- Theevidencefitted, but there was something of agapbetween the firsteyeand the Cambrianexplosionevent.
Geology - general words
- Anthropocene
- aquifer
- auriferous
- biozone
- carboniferous
- cementation
- continental crust
- Cretaceous
- Holocene
- hoodoo
- interbed
- Jurassic
- karst
- plate tectonics
- post-depositional
- pyroclastic
- Quaternary
- sedimentation
- tectonic
- the rock cycle
You can also find related words, phrases, and synonyms in the topics:
Prehistory
Specific periods of time
Cambrianadjective(WELSH)
used inplacenamestomeanWelsh:
The CambrianCoaststretchesfrom Cardigan in thesouthto Harlech and Porthmadog in thenorth.
the CambrianMountains
- The Gallery is on Cambrian Place in Swansea.
- The Talyllyn Railway wasbuilttoconnecttheslatequarriesabove Abergynolwyn with the Cambrian Railway at Towyn.
Places and locations
- anatopism
- behind
- capital
- coign of vantage
- direction
- drop-in
- far from the madding crowdidiom
- hill
- Mecca
- multi-location
- multi-site
- natal
- nestle
- position
- station
- subsite
- technology park
- venue
- whereabouts
- World Heritage Site
Cambrian
noun[S]
geologyspecializeduk/ˈkæm.bri.ən/us/ˈkæm.bri.ən/the Cambrian
the Cambrianperiod(= theperiodbetween about 543 and 490 millionyearsago):
Highlycomplexplantsandanimalsevolvedin the Cambrian.
Conodonts aresmallfossilsfoundinrocksranginginagefrom the Cambrian to theTriassic.
- Theyexploredquarrieswhere 500-million-year-oldfossilsfrom the Cambrian had beenfound.
- Thefossiljellyfishin the Burgessshalewerethrivingby themiddleof the Cambrian.
- Just before the Cambrian, thedeepoceans were madeoxygenrichandsulfidepoorby anunusualspateofundersealandslides.
Geology - general words
- Anthropocene
- aquifer
- auriferous
- biozone
- carboniferous
- cementation
- continental crust
- Cretaceous
- Holocene
- hoodoo
- interbed
- Jurassic
- karst
- plate tectonics
- post-depositional
- pyroclastic
- Quaternary
- sedimentation
- tectonic
- the rock cycle
You can also find related words, phrases, and synonyms in the topics:
Prehistory
Specific periods of time