At the end of the Cretaceous, the geological record shows that these seaways retreated from the continents back into the major ocean basins.

地质记录显示，在白垩纪末期这些航道从大陆撤退，回到主要的海洋盆地。

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Critics also point out that the shallow seaways had retreated from and advanced on the continents numerous times during the Mesozoic.

批评者还指出，在中生代期间，浅海通道曾多次从陆地退回，又向陆地前进。

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Is the use of ships passing through mainland neighboring countries seaways shipping a passenger transport form, depending on the voyage can use medium ship, also can use small ships.

是使用船舶通过大陆邻近国家海上航道运送客货的一种运输形式，视航程可使用中型船舶，也可使用小型船舶。

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