They wouldn't even have been able to get started without earth science understanding—knowledge about wind, storms, meteorology.
如果没有对地球科学的了解——关于风、风暴、气象学的知识，他们甚至不可能起步。
Earth is our mother. Without earth, without life.
地球是我们的母亲，没有她就没有生命。
Earth is our mother. Without earth, without life.
地球是我们的母亲，没有她就没有生命。
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