F

名词 f:

1. a degree on the Fahrenheit scale of temperature
   同义词：degree Fahrenheit
2. a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite
   同义词：fluorine, atomic number 9
3. the capacitance of a capacitor that has an equal and opposite charge of 1 coulomb on each plate and a voltage difference of 1 volt between the plates
   同义词：farad
4. the 6th letter of the Roman alphabet
   同义词：letter f

1. That word is spelt with a PH, not an F.
   那个字里的f音拼作PH而不是F。

f 或 F

n.（名词）
【复数】 f`s 或 F`s
The sixth letter of the modern English alphabet.
字母F：现代英语字母表的第六个字母
Any of the speech sounds represented by the letterf.
字母F的读音：字母f 所表示的读音
The sixth in a series.
序列中的第六
F A failing grade in schoolwork.
F 学业中的降级
Something shaped like the letter F.
F形物：形状象字母F的物体
Or F Music
或 F 【音乐】
The fourth tone in the scale of C major or the sixth tone in the relative minor scale.
F音：C大调音阶中的第四个音，或C小调音阶中的第六个音
A key or scale in which F is the tonic.
发F音的键：以F音为主调音的琴键或音阶
A written or printed note representing this tone.
F音符：代表F调的手写体或者印刷体的音符
A string, key, or pipe tuned to the pitch of this tone.
发F调的乐器：调至F调音高的弦乐器、琴键或管乐器

f
f 2
abbr.（略语）
Focal length.
Focal length.
Or F Music Forte.
或 F 【音乐】 Forte.
Mathematics Function.
【数学】 Function.