She had no means of subsistence and was dependent on charity.

她没什么谋生手段,只能依靠救济.

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Farming is a hard means of subsistence.

种地是一种艰苦的谋生手段.

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Malthus believed that population increase would outpace increases in the means of subsistence.

马尔萨斯认为人口的增长快过生活资料的增长.

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Malthus'theory that population increase would outpace increases in the means of subsistence.

马尔萨斯的人口增长的幅度将超越人类生存倚赖物质增长的幅度的理论.

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