instantaneously
gb/ˌɪnstəntˈæniəsli/ us/ˌɪnstəntˈæniəsli/
C1
英语
义项
0 个义项
adverb
C1
relation
1
immediately, with no delay
right away; with no waiting
用法模式：
[something] happens instantaneously; do [something] instantaneously
常见错误：
Learners may overuse this in casual speech where "right away" or "immediately" is more natural.
近义词
immediately (More common and slightly less emphatic.)
|
instantly (More conversational and compact.)
|
at once (Often used in speech and instructions.)
|
straight away (Common in informal British English.)
反义词
gradually (Happening slowly over time rather than right away.)
|
slowly (Taking time rather than happening at once.)
|
eventually (Happening after some time or delay.)
搭配
almost instantaneously
|occur instantaneously
|happen instantaneously
|respond instantaneously
|react instantaneously
|change instantaneously
|become instantaneously
|recognize instantaneously
|download instantaneously
|transmit instantaneously
主题
time
|daily_life
|technology
例句
- The message was delivered instantaneously.
- The room fell silent instantaneously when she walked in.
- If you reset the router, the internet connection won’t return instantaneously.
学习者例句
- The light turned on instantaneously.
- He answered instantaneously.
adverb
technical
C2
relation
2
with zero measurable time passing
in theory, happening in no time
用法模式：
assume [process] happens instantaneously; [effect] occurs instantaneously at [time]
常见错误：
In technical writing, this often means an ideal assumption (not just "very fast").
近义词
in no time (Less formal; often implies very fast rather than zero time.)
|
momentarily (Can mean "for a moment" as well, so it may be ambiguous.)
反义词
continuously (Happening over a span of time rather than at a single moment.)
|
over time (Explicitly indicates duration.)
搭配
assume instantaneously
|occur instantaneously at t=0
|happens instantaneously in the model
|changes instantaneously
|switches instantaneously
|relaxes instantaneously
|propagates instantaneously
|acts instantaneously
|responds instantaneously
|equilibrates instantaneously
主题
science
|engineering
|math
例句
- In the simulation, the force is applied instantaneously at t = 0.
- The model assumes the temperature adjusts instantaneously to the new boundary conditions.
- An ideal diode switches instantaneously in this simplified circuit.
语法
词典原形
instantaneously
IPA
GB/ˌɪnstəntˈæniəsli/
US/ˌɪnstəntˈæniəsli/
音节与重音
in - stant - an - eously （4 个音节）
Stress on 3rd syllable (an)
词形变化
Noun
- Base: instantaneously
- Plural: instantaneouslies
词族
Forms
instantaneouslies
noun
Related words
instantaneous
adjective C1
相关表达
almost instantaneously
1/ˈɔlmˌoʊst ˌɪnstəntˈæniəsli/
fixed phrase
very quickly, almost at once
very quickly
例句
- The app opened almost instantaneously on the new phone.
- She recognized his voice almost instantaneously.
- The notification appeared almost instantaneously after I pressed send.
instantaneously upon
1/ˌɪnstəntˈæniəsli əpˈɑn/
fixed phrase
formal
immediately after a trigger event
immediately when [something] happens
例句
- The policy becomes effective instantaneously upon payment.
- The system locks the account instantaneously upon detection of suspicious activity.
- The contract terminates instantaneously upon written notice.