释义 |
positive ☞positiveadj. [′pzǝtɪv] (more positive; most positive)
双解释义 1. 确实的,明确的 leaving no possibility of doubt2. 积极的,肯定的 leading to practical action; sure3. P 表现得有信心和有希望的,确信的 showing confidence and hope4. 正的,阳性的 (of electricity) of the type that is carried by protons; (of a number or quantity) greater than zero5. A 完全的,纯粹的 complete; real基本要点 1. positive表示“正的,阳性的”“完全的,纯粹的”时,无比较级和最高级。2. positive作表语表示“确信的”时,其后可接介词短语、动词不定式或that从句。词汇搭配 ~+名词 ~ charge〔number, sign〕 正电〔数,号〕 ~ law 实证法,成文法 ~ pole 阳极 ~ way 正面,积极方面副词+~ boldly ~ 大胆地确信~+介词 ~ about〔of〕 确知,确信 ~ to 主动句型例句 用作定语 ▲ ~+n. Two is a positive number. 二是一个正数。 The positive pole carries a positive charge while the negative pole does a negative charge. 正极带正电荷,负极带负电荷。 She is a positive idiot. 她完全是个白痴。用作表语 ▲ S+be+~ I am positive. 我确信。 The test proved positive. 试验结果呈阳性。▲ S+be+~+prep.-phrase Can you be positive about what you saw? 你能肯定你看得真切吗? He is positive of it. 他肯定这一点。▲ S+be+~+to-v He is positive to believe in the being of God. 他对上帝的存在深信不疑。 She is positive to come. 她一定会来。▲ S+be+~+that-clause I am positive that I saw him. 我敢肯定我见过他。词语辨异 ♣ positive, active 参见active条。 ♣ positive, actual, real, true 参见actual条。 ♣ positive, certain, sure 参见certain条。 补充资料 [同义词] actual, certain, hopeful, real, sare [反义词] indefinite, negative, uncertain [词源]拉丁语positivus(确实的,静的,正的) |