Vocabulary Cards C2
105 cards available.
C2 noun
opus
创作作品
Meaning
A creative work, especially a large and important piece of music or art.
Example
The composer considered the symphony his greatest opus.
C2 adjective
oracular
神谕的
Meaning
Resembling an oracle; giving wise, mysterious, or prophetic statements
Example
Her oracular words left the audience deep in thought.
C2 noun
Orangefin labeo
橙鳍鲤
Meaning
a freshwater fish species native to South Asian rivers, commonly found in Bangladesh and India
Example
The orangefin labeo is an important food fish in Bangladesh.
C2 verb
orate
演讲
Meaning
To speak in a formal, often pompous manner
Example
He began to orate at the ceremony.
C2 noun
oration
演讲
Meaning
A formal speech, especially one given on a ceremonial occasion
Example
The president delivered an inspiring oration.
C2 noun
oratorio
宗教音乐作品
Meaning
A large-scale musical composition for orchestra, choir, and soloists, usually on a sacred theme, performed without costumes or scenery.
Example
Handel's 'Messiah' is one of the most famous oratorios ever written.
C2 noun
ordination
任职
Meaning
The ceremony of conferring holy orders or official religious authority.
Example
The church held a special service for the ordination of new priests.
C2 noun
ordnance
军火
Meaning
Military supplies including weapons, ammunition, and combat equipment.
Example
The army stored ordnance in a secure facility outside the city.
C2 noun (plural)
orgies
狂欢
Meaning
Wild gatherings involving excessive indulgence in food, drink, or sexual activity.
Example
The ancient Romans were infamous for their lavish feasts and orgies.
C2 noun
orgy
荒淫派对
Meaning
A wild party involving excessive indulgence, especially of a sexual nature.
Example
The novel described a scandalous orgy in a wealthy mansion.
C2 noun
orifice
孔
Meaning
an opening or hole, especially in the body or a device
Example
The medicine was applied through a small orifice in the device.
C2 noun
orison
祷告
Meaning
a prayer, especially a devout or formal one
Example
He whispered a quiet orison before going to sleep.
C2 adjective
ornery
脾气暴躁的
Meaning
bad-tempered and combative; stubborn
Example
The ornery old man refused to leave his chair.
C2 noun
ornithologist
鸟类学家
Meaning
a scientist who studies birds
Example
The ornithologist spent years studying migratory birds.
C2 noun
ornithology
鸟类学
Meaning
the scientific study of birds
Example
She pursued ornithology to understand the migration patterns of birds.
C2 adjective
orotund
深沉而清晰的声音
Meaning
full, rich, and clear in sound; pompous in style
Example
The actor's orotund voice filled the theater.
C2 adjective
orthogonal
正交
Meaning
at right angles; independent or unrelated
Example
In mathematics, two vectors are orthogonal if their dot product is zero.
C2 noun
orthography
拼写法
Meaning
The conventional spelling system of a language.
Example
English orthography can be confusing for learners.
C2 verb
osculate
亲吻
Meaning
To kiss.
Example
They osculated under the mistletoe during the party.
C2 adjective
osseous
骨质的
Meaning
consisting of or turned into bone; bony
Example
The fossil showed osseous structures of the ancient creature.
C2 adjective
ossified
变成骨头，僵硬
Meaning
Turned into bone or become rigid; unwilling to change.
Example
The company had an ossified management structure that resisted innovation.
C2 verb
ossify
骨化
Meaning
to turn into bone or become rigid and inflexible
Example
With age, some tissues tend to ossify.
C2 adjective
ostensive
显性
Meaning
clearly demonstrative or pointing out; explicitly shown
Example
The teacher gave an ostensive example to clarify the concept.
C2 noun
ostentation
炫耀
Meaning
excessive display of wealth or knowledge intended to attract admiration or envy
Example
The billionaire’s party was full of ostentation and luxury.