形容词
中文翻译：瞬时的
同义词：
['immediate', 'instantaneous例句：1. The explosion was instantaneous', 'and the fire spread quickly.（爆炸是瞬时的，火势迅速蔓延。）']
例句：
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1. The explosion was instantaneous, and the fire spread quickly.
爆炸是瞬时的，火势迅速蔓延。
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2.The scientist made an instantaneous decision to switch to a new method.
科学家立即决定切换到一种新的方法。
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3.The car was traveling at an instantaneous speed of 60 miles per hour.
汽车以每秒60英里的速度行驶。