Another way to put this is that there are no naturalunits for utility, at least until such time as we are able to measure pleasure in the brain.
推导出这样结论的另一种方法是：效用是没有单位的，但至少我们可以在脑子衡量我们的愉悦程度。
2
Form words on the scope of classification of sub-divided into "naturalunits quantifier", "to borrow units Classifier" and the "system unit of measure word" three.
封物量词的次范围进行分类研究，分为“自然单位量词”、“借用单位量词”和“制度单位量词”三种。
3
It calls for Xcel Energy to close four coal-fired units in the region, switch another to natural gas and build a gas-fired plant to help meet federal clean-air standards.