jet

12 篇文章
no need for the jet propulsion used by it's shallow water relatives above.
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no need for the jet propulsion used by it's shallow water relatives above. 不象它的浅海亲戚利用喷射水流的反作用力

so big a jumbo jet could fly through it.
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so big a jumbo jet could fly through it. 大到可以通过一架大型喷气式客机