main culprit

基本解释

But the main culprit is a collective, premature shift to fiscal austerity by governments.
但是首犯依然是政府整体性的过早的向财政缩减的转型。
The main culprit, LDL (for low-density lipoprotein), is the body's oil truck, circulating in the blood, delivering fat and cholesterol to the cells.
主要的“罪犯”是低密度脂蛋白胆固醇，它是身体的运油车，在血液里向细胞传输脂肪和胆固醇。
Sweltering heat in Russia is likely the main culprit behind the wildfires that have spread across that nation from west to east, leaving a thick cloud of smog over the capital of Moscow.
俄罗斯酷暑的炎热很可能是这场肆虐的大火背后的主要原因，这场火灾火势发展由西至东，致使首都莫斯科被笼罩在大量的烟尘中。

The majority of them, in hindsight, have identified a poor entry price as the main culprit.
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The main culprit was an acquisition that looked like a good idea at the time.
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Food prices were the main culprit, accounting for over half of the price increases.
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