你的医护需求由你自己挑选的一名医生，即初级保健医生来协调。

Your health care needs are coordinated by a physician you select called a Primary Care Physician (PCP).

《柯林斯英汉双解大词典》

全球初级能源需求将继续以化石燃料为主，到2030年煤、石油和天然气将占82%(目前占81%)。

Global primary energy demand will remain overwhelmingly dominated by fossil fuels, with coal, oil and gas accounting for 82 percent in 2030 (currently 81 percent).

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初级经济学表明，如果你因最低工资提高而增加雇佣低技能工人的成本，雇主将降低对他们的需求。

Elementary economics would suggest that if you raise the cost of employing the lowest-skilled workers by increasing the minimum wage, employers will demand fewer of them.

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