exists; existed; existing
exists; existed; existing
Learner's definition of EXIST
[no object]
1
: to have actual being : to be real存在；实际上有 -
She believes that ghosts really do exist.她相信鬼魂真的存在。
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It's the largest galaxy known to exist.这是已知存在的最大星系。
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Does life exist on Mars?火星上有生命吗？
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The Internet didn't exist then.那时还没有互联网。
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Those ideas only exist in your mind. [=they are only in your mind]那些想法仅仅存在于你的头脑中。
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We shouldn't ignore the problems that exist in our own community.我们不应该忽视我们自己社区中存在的问题。
2
: to continue to be or to live持续存在；生存 -
as long as doubt exists [=persists]只要怀疑继续存在
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Racism still exists in our society.我们的社会中仍然存在着种族主义。
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The organization may soon cease to exist if more funding isn't provided.如果无法筹集到更多的资金，这个机构可能很快会解散。
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We cannot exist [=live] without oxygen.没有氧气我们就无法生存。
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They exist [=survive, subsist] on a diet of fruit, nuts, and leaves.他们靠吃水果、坚果和树叶生存。