1.
The appearances of the Baritone and Euphonium resemble the tuba so much that they can be looked upon as small size tubas.
上低音号及粗管上低音号的外形极像大号，故此有人称它们为「缩水」大号。
2.
treble/bass/alto clef
高音[低音/中音]谱号.
3.
the bass clef,ie symbol in music showing that the notes following in it are low in pitch
低音谱号（乐谱上表明其后的音符为低音的符号）.
4.
A fine piece of basketwork
低音谱号（乐谱上表明其後的音符为低音的符号）
5.
A brass instrument resembling a tuba but with a lower pitch;a bass or contrabass tuba.
低音大号一种与大号相似却音调较低的铜管乐器；低音或最低音大号
6.
bombardon:a brass instrument resembling a tuba but with a lower pitch; a bass or contrabass tuba.
低音大号:一种与大号相似却音调较低的铜管乐器;低音或最低音大号。
7.
A reed stop in an organ, having eight-foot pitch.
低音大号音栓风琴里的簧管音栓，有八个音高
8.
A sign(])affixed to a note to indicate that it is to be lowered by a half step.
降半音记号加在音符上用于表示降低半个音阶的符号（]）
9.
"Magnificent!" croaked Jacques Three.
“太好了：”雅克三号用低沉的嗓音说。
10.
A large, valved, brass wind instrument with a bass pitch.
大号大型带活塞的低音铜管乐器
11.
a bass tuba that coils over the shoulder of the musician.
可套在演奏家肩上的低音大号。
12.
a musical notation written on a staff indicating the pitch of the notes following it.
置于五线谱一行之首表示高低音的音乐符号。
13.
A brass wind instrument similar to the tuba but having a somewhat higher pitch and a mellower sound.
上低音大号，次中音号一种类似于大号的铜管乐器，但具有较高的音度和柔美的声音
14.
A field commander booming out orders.
战地指挥官以低沉而有回响的声音发出号令
15.
The lower the tone frequency the less audible it tends to be.
当然，这些音频信号的频率越低，越难被听到。
16.
The noise occultation was significant, and the undertone was the easiest one to be occulted.
噪音对信号的掩蔽作用显著，其中低音最易被掩蔽。
17.
a clef that puts middle C on the fourth line of the staff; used for writing music for bassoons or cellos or tenor horns.
把中央C音放在五线谱第四行线上的谱号；在为低音管、大提琴或男高音喇叭写作音乐时使用。
18.
Phonetic symbols represent sounds.
语音符号是标音的符号.