sub
ject
复数形式
subjects
1
主题, 话题
someone or something that is being described, discussed, or dealt with
- The main subject of today's lecture is the French Revolution.
今天讲座的主要主题是法国大革命。
- The students chose a fascinating subject for their research paper: artificial intelligence.
学生们为他们的研究论文选择了一个迷人的主题：人工智能。
- She found the subject of quantum mechanics challenging but intriguing.
她发现量子力学的主题既具有挑战性又引人入胜。
- The book club members debated the merits of the novel's subject matter.
读书俱乐部的成员们讨论了小说主题的优点。
- His favorite subject in school was history because he loved learning about the past.
他在学校最喜欢的科目是历史，因为他喜欢学习过去的事情。
2
科目, 学科
a branch or an area of knowledge that we study at a school, college, or university
A subject is a specific area of knowledge or study. It refers to a particular field or topic that is taught or learned, such as mathematics, history, science, or literature. Each subject focuses on a distinct set of concepts, principles, and skills, helping individuals gain expertise in that area. Subjects can be broad, like social studies, or more specialized, like chemistry or philosophy. People choose or are assigned subjects to study based on their interests, career goals, or educational requirements. Subjects are typically taught in schools, colleges, and universities and can lead to deeper expertise in a specific field.
- At university, Jane specialized in the subject of linguistics, studying various languages and their structures.
在大学里，简专攻语言学学科，研究各种语言及其结构。
- In elementary school, students learn about different subjects like mathematics, science, and history.
在小学，学生学习不同的科目，如数学、科学和历史。
- In high school, I found chemistry to be a challenging subject, but I persevered and improved my grades.
在高中时，我发现化学是一门具有挑战性的学科，但我坚持不懈并提高了成绩。
- Mary's favorite subject in college is psychology because she enjoys understanding human behavior.
玛丽在大学里最喜欢的科目是心理学，因为她喜欢理解人类行为。
- Physics is a fascinating subject that explains the fundamental laws of nature and the behavior of matter and energy.
物理学是一门迷人的学科，它解释了自然的基本规律以及物质和能量的行为。
3
a person, object, or scene chosen as the focus for artistic or photographic representation
- The painter chose a rural landscape as her subject.
- Students were assigned a subject for their drawing exercises.
- The artist focused on the subject's expression to convey emotion.
- Still-life paintings often feature fruit as the subject.
- The sculpture's subject was a historical figure.
4
(grammar) the noun, pronoun, or entity that performs the action or is described in a sentence
The subject is a key part of a sentence that indicates who or what the sentence is about. It typically performs the action of the verb or is described by the verb. For example, in the sentence "The cat sleeps," "The cat" is the subject that is performing the action of sleeping. The subject can be a single noun, such as "John," or a noun phrase, like "the tall building." In English, the subject usually appears before the verb in a sentence. Identifying the subject is important for understanding the main focus of the sentence and how the action or state of being relates to it.
- In "The dog barked," the dog is the subject.
- Every sentence must have a subject and a predicate.
- The subject of the clause determines verb agreement.
- She identified the subject in each example sentence.
- In passive sentences, the subject receives the action.
5
臣民, 公民
a person who is under the rule or authority of a monarch, government, or leader
- The king's subjects admired him for his wisdom.
国王的臣民因他的智慧而钦佩他。
- The queen treated her subjects with fairness and respect.
女王以公平和尊重对待她的臣民。
- The subjects of the empire were required to pay taxes regularly.
帝国的臣民被要求定期缴纳税款。
- The ruler worked to improve the lives of his subjects.
统治者致力于改善他的臣民的生活。
- During times of war, the king's subjects were called to defend the kingdom.
在战争时期，国王的臣民被召来保卫王国。
同义词：
6
受试者, 参与者
someone or something on which a study or experiment is performed
- The subjects in the clinical trial were closely monitored for any adverse effects of the new medication.
临床试验中的受试者被密切监测新药的任何不良反应。
- Researchers recruited healthy volunteers as subjects for the cognitive psychology study.
研究人员招募了健康的志愿者作为认知心理学研究的受试者。
- The study's subjects were asked to complete a series of surveys about their dietary habits.
该研究的受试者被要求完成一系列关于他们饮食习惯的调查。
- The experimental design required animal subjects to be exposed to different environmental conditions.
实验设计要求动物受试者暴露于不同的环境条件下。
- Subjects were asked to complete a questionnaire about their dietary habits and lifestyle.
受试者被要求完成一份关于他们的饮食习惯和生活方式的问卷。
同义词：
7
the first term of a proposition, about which something is asserted
- The subject of the proposition is what the claim refers to.
- Logic distinguishes between the subject and predicate of a statement.
- Philosophers analyze the subject to clarify arguments.
- In categorical logic, the subject sets the scope of the proposition.
- Understanding the subject is essential before evaluating validity.