n. 科目, 主题, 臣民, 主语, 题目, (事物的)经受者, 学科, 受治疗者, 原因, 理由

a. 服从的, 易患...的, 隶属的, 受支配的

adv. 在...条件下

vt. 使隶属, 使受到

[计] 主题, 主体

n. the subject matter of a conversation or discussion

n. something (a person or object or scene) selected by an artist or photographer for graphic representation

n. (grammar) one of the two main constituents of a sentence; the grammatical constituent about which something is predicated

n. a person who is subjected to experimental or other observational procedures; someone who is an object of investigation