"a passage for solo clarinet"
"the child stayed home alone" "the pillar stood alone, supporting nothing" "he flew solo"
Contributing to an outstanding trombone section, and taking some solos.
There came..a loud peal of laughtersnot a solo, but a duet.
牛津高階第八版
美國韋氏詞典
Dictionary.com
Free Dictionary
維基百科 (自由的百科全書)