The education about Guyana itself, the local peoples, Africans and Indians and the other RACES, the indigenous population especially, was marginal, minuscule at best.
关于圭亚那本国的教育，当地人、非洲人、印第安人以及其他种族，尤其是本土人，涉及的却非常少，简直微乎其微。
Under the system in force, to formulate a public policy must consider the marginal cost and marginal profits about the health of population.
在现行制度安排下，公共政策的制定应考虑人口健康的长期社会边际成本和长期社会边际收益。
Under the system in force, to formulate a public policy must consider the marginal cost and marginal profits about the health of population.
在现行制度安排下，公共政策的制定应考虑人口健康的长期社会边际成本和长期社会边际收益。
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