形容词
中文翻译：瞬间的
同义词：
['immediate', 'instantaneous例句：1. The explosion was instantaneous', 'and the fire spread quickly.（爆炸是瞬间发生的，火势迅速蔓延。）']
例句：
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1. The explosion was instantaneous, and the fire spread quickly.
爆炸是瞬间发生的，火势迅速蔓延。
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2.The decision was made instantly, without any delay.
决定是立即做出的，没有延迟。
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3.The car was traveling at an instantaneous speed.
汽车以瞬时速度行驶。