英语词汇optional delivery怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	optional delivery
释义	optional delivery operationalizevt. 使用于操作,使开始运转,实施 proportionalityn. 比例(性)；均衡(性)；相称
随便看	Decreased stroke volume Decreased susceptibility to infections Decreased sweating Decreased systolic arterial pulse pressure Decreased systolic blood pressure decreased tension decreased tension theory of accommodation Decreased therapeutic response Decreased thickness Decreased thickness of nail Decreased thickness of skin Decreased tolerance Decreased torsion Decreased total lung capacity Decreased translucency Decreased transmission of breath sounds Decreased turbidity decreased upstroke velocity of action potential Decreased uric acid level Decreased urine volume Decreased vascular flow Decreased vascular resistance decreased venous pressure Decreased venous pulse pressure Decreased venous wedge pressure

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