And the colonization of Australia and the nearby islands of Southeast Asia, which began at least 45,000 years ago, required sea crossings of at least 30 kilometers.

并且澳大利亚和邻近的东南亚群岛的殖民化，至少在45,000年以前，需要横渡至少30公里的海洋。

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And the colonization of Australia and the nearby islands of Southeast Asia, which began at least 45,000 years ago, required sea crossings of at least 30 kilometers.

并且澳大利亚和邻近的东南亚群岛的殖民化，至少在45,000年以前，需要横渡至少30公里的海洋。

youdao