1
- a voice, instrument, or sound of the lowest range, in particular低音, 尤指：
1.1
- the lowest adult male singing voice男低音。
1.2
- a singer with such a voice男低音歌手。
1.3
- a part written for such a voice男低音部。
1.4
- as modifier denoting the member of a family of instruments that is the lowest in pitch低音（乐器）：
a bass clarinet.
低音单簧管。
1.5
- informal a bass guitar or double bass〈非正式〉低音吉他; 低音提琴。
1.6
- mass noun the low-frequency output of a radio or audio system, corresponding to the bass in music（无线电或音频的）低频输出。
词源
(复同单, 或basses)
1
- the common European freshwater perch欧洲鲈鱼。
2
- any of a number fish similar to or related to this, in particular鲈鱼, 尤指：
2.1
- a mainly marine fish found in temperate waters (family Percichthyidae or Moronidae, including Dicentrarchus labrax of European waters and genus Morone of North America).海鲈（暖鲈科或狼鲈科, 包括欧洲水域的海鲈和北美的狼鲈属）。
2.2
- an American freshwater fish of the sunfish family, popular with anglers (genera Ambloplites and Micropterus, family Centrarchidae).大口黑鲈, 加洲鲈鱼（钝鲈属和黑鲈属, 日鲈科）。
2.3
- a sea bass.海鲈鱼。
词源
late Middle English: alteration of dialect barse, of Germanic origin; related to Dutch baars and German Barsch.