效用的英文：
usefulness
effectiveness
- A missionary for acupuncture and moxibustion
针灸效用的鼓吹者 - Certain plants have medicinal ( ie healing ) properties
某些植物具有药物效用 - Act utilitarianism holds that we must study each action in all of its specific details to determine its utility.
行为效用主义认为,必须研究每个行为的每一个特定细节以决定它的效用大小。 - The total time spent performing all the specific operations that follow.
执行下面的特殊作业总计时间会失去效用。 - On the supply side, individuals are assumed to operate on the principle of utility maximization.
从供给方面来看，假定个人行为是遵循效用最大化原则。 - On the supply side, individuals are assumed to operate on the principle of utility maximization
从供给方面来看，假定个人行为是遵循效用最大化原则。 - It is likely to have a soothing effect on him.
这样很可能对他产生一种镇定的效用。 - It would not have occurred to her that an action which is ineffectual thereby becomes meaningless.
她从来没有想到过，没有效用的事就没有意义。 - It is proved By medical science that codliver oil has the efficiency of calming the mind and promoting mentality.
医学证明，鱼肝油有宁神益智效用。 - Both an ascetic monk and a high-living playboy may assign 1000 units to a steak and 100 units to a potato
一个苦行僧和一个花花公子对牛排的偏好可能都是1000效用单位，对土豆的偏好都是100效用单位。
n. 有用
- It is used as a reflexive.
它被作为反身代词使用。 - That was a balk to us.
那对我们是个挫折。 - They help us to be maximal encouraging to us.
他们来帮助我们对我们是个极大的鼓舞。 - Already used and therefore unavailable for further use.Used of taxonomic names.
已占用的已经使用因而不能再作他用的。用于分类学名称 - Why use wood when you can use plastic?
既然能用塑料，何必非用木料？
n. 有效，效力
- This parameter has no effect.
此参数不起作用。 - The drug was of no effect.
这药无效。 - The helpful effect on propellant slosh effects was a secondary consideration
推进剂晃动的有利性影响是一个次要的考虑因素。 - She only dresses like that for the effect it creates/for effect.
她仅仅为了装样子才那样打扮. - The medicine was an effective purge.
这是疗效很好的泻药。