In the past, evolutionary biologists contemplating the absence of wheels in nature agreed that the explanation was not undesirability: wheels would be good for animals, just as they are for us.

But we have already discussed the undesirability of this assimilation.

但我们已经讨论过，这种同化是不可欲的。

Being dateless on New Year's Eve is proof positive of a person's social and sexual undesirability.

除夕时没有约会是社交上不受欢迎，而且缺乏性魅力的铁证。

The essay will focus on the four catalogues of euphemism in daily communication, oldness, death, shortcomings, and body function.

文中将日常生活交际中常出现的委婉语分为四类：老年、死亡、缺点、身体功能委婉语进行讨论。

Entanglement of "Newness" with "Oldness"& An Important Issue on the Legality of Early New Poetry

新与旧的纠缠&早期新诗合法性再认识

Objective To analyse the characteristic of oldness openness brain damage, discuss relationship of early handling and prognosis.

目的对老年开放性颅脑损伤的特点进行分析，探讨早期处理与预后关系。

A philosopher once said: It is called oldness.

一位哲人曾说过：这就叫做苍老。

The Oldness of Old Materialism and the Novelty of New Materialism

旧唯物主义之旧与新唯物主义之新

The new definition of obsolescence of literature.

文献老化的新定义。

The Discussion about the Concept of Literature Obsolescence

关于文献老化概念的讨论

Tie Analysis of Literature Obsolescence of Chinese Biological Periodicals

中文生物学期刊文献老化的分析

Two Ways to Determine Economical Obsolescence

确定经济性损耗的两种思路

The value of information resource is not the criterion for measuring the obsolescence of literature;

情报源的价值不是衡量文献老化的标准；

Technology development and market competition are main reasons for the obsolescence of traditional costing methods and cost transfer among different products.

科技发展、市场竞争是造成传统成本分摊方法过时，不同产品之间发生不当成本转移的根本原因。

A New Amendment to the Classical Obsolescence Models of Scientific Literature

科技文献经典老化模型的新修正

Finally, the cost approach can provide a basis for allocating penalties, specifically economic obsolescence.

最后，成本法可作为一个分配因陈旧特别是因经济性陈旧所引起的贬值的基础。

Grey Forecast Analysis of the Obsolescence of S T Document

科技文献老化的灰色预测与分析

On Half Obsolescence Life Calculation Methods of Science and Technology Documents

科技文献老化半衰期的计算方法

Analysis and Modelling of Scientific Literature Obsolescence Law

科学文献老化规律的分析与建模

An educational system whose obsolescence becomes more evident every day.

一种日显过时的教育制度。

To avoid such obsolescence, business process and data modeling needs to be iterative and deliver business value quickly.

为了避免这种情况，业务流程和数据建模需要反复进行并迅速转化为业务价值。