Pheromones clearly act as sexual attractants in the animal world.

Semiochemicals in scarabs include sex pheromones, aggregation pheromones and attractants of plant origin.

金龟子信息化学物质包括性信息素 、 聚集信息素和植物源引诱剂.

Aren't there pheromones produced in adolescent sweat?

青少年的汗水不会制造信息素 么 ?

The advances utilization of pheromones for integrated management of bark beetles are reviewed in this paper.

综述了信息素在小蠹虫综合治理中的应用进展.

Some scientists believe human pheromones might be influencing our decisions along the normal olfactory pathway.

部分科学家认为,人类信息素可能会通过正常的嗅觉通道影响我们的求偶决定.

The male rubs against the grain of the female's scales to squeeze out her pheromones.

雄蛇用他们的下巴摩擦翻动雌蛇的鳞片,挤榨出她的信息素.

Vinyl can be laid in sheet or tile form.

塑料地板分为卷材和块材两种。

He has been transferred to be head of a workshop.

他已调任车间主任.

I asked to see the Director.

我要求见主任。

The papists attempted to suppress the truth, but in vain.

罗马教会企图扑灭真理, 总是徒然.

This paper discusses the basic model of user interface.

本文研究了用户界面管理的基本模型.

Similarly, the status of user interface objects should be apparent to users.

类似地, 用户界面对象的状态也应该对用户是显而易见的.

This is one of the most frequently violated principles in user-interface design.

在用户界面设计中,这是人们违反得最多的原则之一.

Contains topics that describe user interface elements associated with building.

包含一些介绍与生成相关的用户界面元素的主题.

Our equipment has an easy to understand user interface.

仪器的用户界面很容易理解.

Pessimists have asked, what is to stop it all happening again?

悲观主义者问, 怎么做才能让这一切不再发生?

Therefore, contrary to the pessimists, we are not at all down-hearted.

因此, 我们并不悲观, 而悲观的人们则与此相反.

But in Europe, even euro-pessimists think that currency depreciation wouldn't provide the answer.

不过在欧洲, 甚至是不看好欧元的人士都认为,贬值货币不是解决之道.

But the pessimists have the stronger case.

但是悲观人士似乎更占上风.

Twenty years later , there were more middle-age diseases among the pessimists than the optimists.

他们之中有的是积极思考者, 有的是消极思考者.

Pessimists are such people who always expect bad things to happen in the world.

悲观主义者是总认为世界上会发生坏事的人.