proliferation
noun[ U ]
formaluk /prəˌlɪf.ərˈeɪ.ʃən/ us /prəˌlɪf.əˈreɪ.ʃən/
the fact of something increasing a lot and suddenly in number or amount: 激增
The past two years have seen the proliferation of TV channels.过去的两年见证了电视频道（数量的）激增。
nuclear weapons proliferation核武（器）扩散
See
proliferate
The proliferation of wireless and broadband services is continuing.
The Internet encouraged the proliferation of Web-only retail companies.
The proliferation of social media platforms has meant people can be constantly in touch in a variety of ways.
SMART Vocabulary: related words and phrases
Too much and unnecessary
ado
be up to your neck (in something)idiom
bellyful
binge
carry/take coals to Newcastleidiom
drown
gush
heavy-handed
hyper
immoderate
immoderately
inappeasable
infest
play gooseberryidiom
plenty
pleonasm
pleonastic
plethora
unwarranted
weigh someone/something down
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