英语词汇“f”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

f1

abbreviation

1 Grammar Feminine.

2 [in combination] (In units of measurement) femto- (10⁻¹⁵): the detection limits of the enzymatic activity tests are between 10 and 500 fg per test

3(In textual references) folio.

4 Music Forte.

5(In racing results) furlong(s): 2 m 3 f

6 Chemistry Denoting electrons and orbitals possessing three units of angular momentum: f-orbitals

F from fundamental, originally applied to lines in atomic spectra

symbol

1Focal length: apertures of f/5.6 to f/11 See also f-number.

2 Mathematics A function of a specified variable: the value of f(x)

3 Electronics Frequency.

F2

/ɛf

(also f)

noun (plural Fs or F's)

1The sixth letter of the alphabet.

1.1Denoting the next after E in a set of items, categories, etc.

1.2The sixth highest or lowest class of academic marks (also used to represent ‘Fail’): they are guaranteed F’s if they goof around...

Moreover, not only Fs but also Ds are frowned on, and grades are regularly inflated to achieve C averages.
In the schools I went to, when you get that many Fs, you flunk out.

1.3 (f) Chess Denoting the sixth file from the left, as viewed from White’s side of the board.Black has no way to oppose the Rooks on the f-file....

I don't like black's vulnerable f file or e5 pawn however.

2 (usually F) Music The fourth note of the diatonic scale of C major.

2.1A key based on a scale with F as its keynote.The key of F is found most commonly in folk-oriented music.

F3

/ɛf

abbreviation

1Fahrenheit: 60°F

2Farad(s).

3 (F) Chemistry Faraday(s).

4(In racing results) favourite: 2nd Miss Prism 2-1 F

5Female.

6Fighter (in designations of US aircraft types): the F117 Stealth fighter

7 Biology Filial generation.

8British Fine (used in describing grades of pencil lead): an F pencil

9(In motor racing) formula: an F1 driver

10Franc(s): $1.00 = F5.9645 as at April 29

11France (international vehicle registration).

12(In tables of sports results) goals or points for.

symbol

1The chemical element fluorine.

2 Physics Force: F=ma

F1₁4

(also F1)

abbreviation Biology

The first filial generation, i.e. the generation of hybrids arising from a first cross. The second filial generation is designated F₂ (or F2), and so on.

单词	f
释义	f1 abbreviation 1 Grammar Feminine. 2 [in combination] (In units of measurement) femto- (10⁻¹⁵): the detection limits of the enzymatic activity tests are between 10 and 500 fg per test 3(In textual references) folio. 4 Music Forte. 5(In racing results) furlong(s): 2 m 3 f 6 Chemistry Denoting electrons and orbitals possessing three units of angular momentum: f-orbitals F from fundamental, originally applied to lines in atomic spectra symbol 1Focal length: apertures of f/5.6 to f/11 See also f-number. 2 Mathematics A function of a specified variable: the value of f(x) 3 Electronics Frequency. F2 /ɛf / (also f) noun (plural Fs or F's) 1The sixth letter of the alphabet. 1.1Denoting the next after E in a set of items, categories, etc. 1.2The sixth highest or lowest class of academic marks (also used to represent ‘Fail’): they are guaranteed F’s if they goof around... Moreover, not only Fs but also Ds are frowned on, and grades are regularly inflated to achieve C averages. In the schools I went to, when you get that many Fs, you flunk out. 1.3 (f) Chess Denoting the sixth file from the left, as viewed from White’s side of the board.Black has no way to oppose the Rooks on the f-file.... I don't like black's vulnerable f file or e5 pawn however. 2 (usually F) Music The fourth note of the diatonic scale of C major. 2.1A key based on a scale with F as its keynote.The key of F is found most commonly in folk-oriented music. F3 /ɛf / abbreviation 1Fahrenheit: 60°F 2Farad(s). 3 (F) Chemistry Faraday(s). 4(In racing results) favourite: 2nd Miss Prism 2-1 F 5Female. 6Fighter (in designations of US aircraft types): the F117 Stealth fighter 7 Biology Filial generation. 8British Fine (used in describing grades of pencil lead): an F pencil 9(In motor racing) formula: an F1 driver 10Franc(s): $1.00 = F5.9645 as at April 29 11France (international vehicle registration). 12(In tables of sports results) goals or points for. symbol 1The chemical element fluorine. 2 Physics Force: F=ma F1₁4 (also F1) abbreviation Biology The first filial generation, i.e. the generation of hybrids arising from a first cross. The second filial generation is designated F₂ (or F2), and so on.
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f1

F2

F3

F114

F1₁4