a distinct feature or element in a problem同义词：facet
a characteristic to be considered
the visual percept of a region同义词：view, prospect, scene, vista, panorama
the beginning or duration or completion or repetition of the action of a verb
the feelings expressed on a person's face同义词：expression, look, facial expression, face
例句
The historical aspect formed the main theme of her essay.她的论文的主题是由历史观点贯穿起来的。
On the course she received a thorough training in every aspect of the job.在训练班上，她接受了有关这个工作各方面的全面训练。
I am a beginner in this aspect.在这方面，我是一个生手。
The whole scheme began to take on a more practical aspect.整个计划开始具有更切合实际的性质。
A young woman, of sullen aspect, was sitting alone on the bench.一个面色忧郁的年轻女人独自坐在长凳上。
The most terrifying aspect of nuclear bombing is radiation.核弹轰炸最可怕的一面是辐射。
详细解释
as.pect n.（名词）A particular look or facial expression; mien:容貌，表情：一种特别的样子或面貌表情；面貌：例句：.He was serious of aspect but wholly undistinguished.(Louis Auchincloss).他面色严峻，却不过一庸人而已.(路易斯·奥金克洛斯) Appearance to the eye, especially from a specific vantage point.观点：出现于眼睛里尤指从一具体的有利点A way in which something can be viewed by the mind:视点，角度：某物能通过大脑被看到的方式：例句：looked at all aspects of the situation.See Synonyms at phase 从不同角度看情况参见 phase A position facing or commanding a given direction; exposure.方位：座向面临或朝向一指定方向的位置；方位A side or surface facing in a particular direction:方位，朝向：面对一具体方向的一侧或一表面：例句：the ventral aspect of the body.身体的腹面 The configuration of the stars or planets in relation to one another.星位，行或恒星的相互位置This configuration, thought by astrologers to influence human affairs.星象命运：这种相互位置，占星者认为会影响人事祸福Grammar A category of the verb designating primarily the relation of the action to the passage of time, especially in reference to completion, duration, or repetition.【语法】 （动词的）体：一种动词范畴，主要指动作与时间之间的关系，尤指完成、延续或重复等状态Archaic An act of looking or gazing.【古语】 看：看或凝视的行为 来源：Middle English 中古英语 from Latin aspectus [a view] [from past participle of] aspicere [to look at] 源自 拉丁语 aspectus [看] [] 源自aspicere的过去分词 [看] ad- [ad-] ad- [前缀，表.朝，向.] specere [to look] * see spek- specere [去看] *参见 spek-