decreases
n.
减小，降低( decrease的名词复数 );
减少（量）;
v.
（使）缩短，减小，减少( decrease的第三人称单数 );
例句:
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Contrary to popular belief, moderate exercise actually decreases your appetite.
与通常的看法相反，适度的运动事实上会降低食欲。
来自柯林斯例句
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The tidal stream or current gradually decreases in the shallows.
浅滩上的潮水逐渐退去。
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When ice melts albedo decreases meaning more heat retention.
来自SA
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Blood pressure decreases with exercise.
血压随着锻炼而降低。
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Production of urine and sweat decreases to conserve fluid.
来自BBC
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Thus, heritability increases as the environmental contribution decreases.
来自SA