factor, component, constituent, element, ingredient
这组词都可作“成分,要素”解。它们的区别是：
1.element指整体中的任何部分,有时指整体中那些重要、必需或基本的部分。
2.component指与其他部分组合起来发生电能的某一部分。
3.constituent通常指整体中必不可少的组成部分,它跟整体融合在一起而丧失了自身的独立性。
4.ingredient是个比较笼统的词,主要指混合物的成分。
5.factor指能使或有助于整体产生某种具体和明确的结果或使事物朝某个特定方向运动的因素或要素。
Many factors are important, for example class, gender, age and ethnicity.
许多因素都很重要，如阶级、性别、年龄及民族。
《牛津高阶英汉双解词典》
A surprising number of ailments are caused by unsuspected environmental factors.
有大量疾病是由不明环境因素造成的。
柯林斯例句
Several factors have been adduced to explain the fall in the birth rate.
有几个因素已被援引来说明出生率降低的原因。
《牛津高阶英汉双解词典》
Undoubtedly, political and economic factors have played their part.
毫无疑问，政治和经济因素在其中起了作用。
柯林斯例句
The physical benefits of exercise can be divided into three factors.
运动对身体的好处可以分为3个方面。
柯林斯例句
This situation can be influenced by a multiplicity of different factors.
当前的形势可能受到各种不同因素的影响。
《牛津高阶英汉双解词典》
There were also other factors that entered into the orchestration.
管弦乐编曲还要考虑其他因素。
柯林斯例句
Together these factors determine the depth of focus.
这些因素综合起来决定了景深。
——柯林斯例句
There are many factors weighing against the meeting happening.
有好多因素影响了会议的召开。
——柯林斯例句
The consensus is that risk factors have an accumu-lative effect.
危险因素会与日俱增已成为共识。
柯林斯例句
There are factors, however, that have cast doubt on the statue's authenticity.
然而，有些因素让人对该雕塑的真伪产生了怀疑。
柯林斯例句
genetic and environmental factors
遗传和环境因素
《牛津高阶英汉双解词典》
Some have minimized the importance of ideological factors.
有些人淡化了意识形态因素的重要性。
柯林斯例句
Each of the factors is given a weighting on a scale of 1 to 10.
每种因素按1至10之间的数值加权。
《牛津高阶英汉双解词典》
There are various mitigating factors.
有各种可以减轻罪责的因素。
柯林斯例句
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