搜尋結果
null
- IPA[nəl]
美式
- having no legal or binding force; invalid;having or associated with the value zero.
- a zero.;a dummy letter in a cipher.
- combine (a signal) with another in order to create a null; cancel out
- 釋義
- 相關詞
形容詞
- 1. having no legal or binding force; invalid the court ruled that the contract contained several infringements and therefore declared it null and void 同義詞 反義詞
- 2. having or associated with the value zero.
- ▪ (of a set or matrix) having no elements, or only zeros as elements.
- 3. lacking distinctive qualities; having no positive substance or content his curiously null life 同義詞 反義詞
名詞
- 1. literary a zero.
- ▪ literary a dummy letter in a cipher.
- ▪ literary a condition of no signal.
- ▪ literary a direction in which no electromagnetic radiation is detected or emitted.
動詞
- 1. combine (a signal) with another in order to create a null; cancel out the tumor can be more readily identified by nulling the high signal from bone marrow
- a character denoting nothing, usually represented by a binary zero.
Oxford American Dictionary
- a character denoting nothing, usually represented by a binary zero.
Oxford Dictionary
- an instrument used to measure an electrical quantity by adjusting known quantities in the ...
Oxford Dictionary
- (in a statistical test) the hypothesis that there is no significant difference between ...
Oxford American Dictionary
- a reference incorporated into the last item in a list to indicate there are no further items in ...
Oxford American Dictionary
- (in a statistical test) the hypothesis that there is no significant difference between ...
Oxford Dictionary
- a reference incorporated into the last item in a list to indicate there are no further items in ...
Oxford Dictionary
- 更多解釋
- IPA[nʌl]
英式
- having no legal or binding force; invalid: the court ruled that the contract contained several infringements and therefore declared it null and void
- a zero.
- combine (a signal) with another in order to create a null; cancel out: the tumour can be more readily identified by nulling the high signal from bone marrow
Oxford Dictionary