undesirable

adj.

1. 不想要的；不得人心的；易惹麻烦的
   not wanted or approved of; likely to cause trouble or problems
   1. undesirable consequences/effects
      不良后果 / 影响
   2. It would be highly undesirable to increase class sizes further.
      再增加班级人数，是大家都极不愿意的。
   3. prostitution and other undesirable practices
      卖淫和其他不良勾当

noun

1. 不受欢迎的人；不良分子
   a person who is not wanted in a particular place, especially because they are considered dangerous or criminal
   1. He's been mixing with drug addicts and other undesirables.
      他一直跟瘾君子和其他不良分子混在一起。

1. ADJ-GRADED 不受欢迎的；不良的；有害的
   If you describe something or someone as undesirable, you think they will have harmful effects.
   1. Inflation is considered to be undesirable because of its adverse effects on income distribution...
      通货膨胀被认为是有害的，因为它会对收入分配产生不利影响。
   2. A large group of undesirable strangers crashed her party.
      一大群不受欢迎的陌生人不请自来，搅了她的聚会。
2. N-COUNT 不受欢迎的人；不良分子；危险人物
   Undesirables are people who a particular government considers to be dangerous or a threat to society, and therefore wants to get rid of.
   1. The Home Office is usually quick to deport undesirables.
      内政部通常会迅速地将不受欢迎人士驱逐出境。

1. The main aim of inbreeding is to standardise, to fix desirable inherited characteristics and to dispel undesirable ones.
   同系交配的主要目的就是实现标准化，保持理想的遗传特性，并消除不良的特性。
2. Undesirable consequences flow from these misconceptions.
   这些误解造成了不良的影响。
3. Certain estates are labelled as undesirable
   某些物业被归入不受欢迎之列。
4. Inflation is considered to be undesirable because of its adverse effects on income distribution
   通货膨胀被认为是有害的，因为它会对收入分配产生不利影响。
5. A large group of undesirable strangers crashed her party.
   一大群不受欢迎的陌生人不请自来，搅了她的聚会。
6. The Home Office is usually quick to deport undesirables.
   内政部通常会迅速地将不受欢迎人士驱逐出境。
7. They are the undesirable elements among the employees.
   他们是雇员中的不良分子。
8. This can have some undesirable side effects.
   这可能会产生一些不想要的副作用。
9. This feature eliminates the fuzzy checkpoint mechanism, which can lead to certain undesirable transaction blocking intervals.
   该特性消除了模糊的检查点机制，这种机制可能导致不希望的事务阻塞时间间隔。
10. This is clearly undesirable.
    这明显是不可取的。
11. Both situations can be desirable under some circumstances and undesirable under others.
    这两点在某些情况下是可以的，在另外一些情况下又可能不可取。
12. They can also never exist in unknown or undesirable state because of an exception.
    它们也不可能因为异常的发生而处于一种未知的或是无法预期的状态中。
13. This will have an undesirable effect on query optimization.
    这对于查询的优化有着不良的影响。
14. These approaches might appear to work in the short term, but they have undesirable consequences downstream.
    这些方法可能在短期有效，但是它们会有不良的结果。
15. In this way commission can act to prevent undesirable price discrimination.
    通过这种方法，委员会就可以防止不适当的价格歧视。
16. We should rectify the undesirable tendencies in time.
    我们应该及时纠正不良倾向。
17. The organization has been destroyed by undesirable elements.
    组织已给不良分子破坏了。
18. Undesirable control phenomena are defined and simple rules to avoid them are proposed.
    定义不良控制现象和提出避免它们的简单措施。
19. Upper side lighting could cause these and other undesirable effects if not carefully positioned.
    边点燃能上引起这些和其他不良影响如果不谨慎位置。
20. Overcrowding can result in injuries, property damage and other undesirable outcomes.
    过度拥挤会导致伤害、财产损失和其他不良后果。
21. Over the past two years, we did something undesirable, thereby causing some people's misconception.
    这两年我们也做了一些蠢事，引起了一些人的错觉。
22. Plastic deformation and creep are highly undesirable, resilience is favourable.
    塑性形变和蠕变是很不利的，回弹性则是有利的。
23. Excess volatility and disorderly movements in exchange rates are undesirable for economic growth.
    汇率过度的不稳定和无秩序的移动对经济的增长是不利的。
24. Jealousy is destructive and undesirable.
    嫉妒具有破坏性，是不可取的。
25. Most of the undesirable effects within a system are caused by a few core problems.
    大多数系统内的不良效应都是由几个核心问题造成的。
26. Certain chemicals can induce undesirable changes in the nervous system.
    一些化学物质能在神经系统中引起一些不良变化。
27. In fact, when we you do so, you reinforce the belief that your behavior is undesirable.
    事实上，当你这样做的时候，你是在强化这样一个信念：你的行为并不受欢迎。
28. These so-called merits are often offset by its undesirable effects.
    这些所谓的好处往往被鞭炮产生的不良后果抵消了。
29. This undesirable result would be a direct consequence of differences among species.
    这种不合意的结果将是物种间区别的一个直接后果。
30. Only you may find that this tactic also delivers some undesirable side-effects.
    只不过你可能会发现，这种策略也会带来一些不受欢迎的副作用。

noun

1. one whose presence is undesirable
   1. rounding up vagrants and drunks and other undesirables

adj

1. not wanted
   1. undesirable impurities in steel
   2. legislation excluding undesirable aliens

   Synonym:    unwanted

2. not worthy of being chosen (especially as a spouse)

   Synonym:    unsuitable