all-singing, all-dancing

(Brit. informal)having a large number and variety of impressive features

(英，非正式)具有各种鲜明特征的

sing a different tune (或 song)

change one's opinion about or attitude towards someone or something

改变（对某人或某物的）看法（或态度）

sing for one's supper

sing from the same hymn (或 song) sheet

(Brit. informal)present a united front in public by not disagreeing with one another

(英，非正式)口风一致

sing in (或 out) the new (或 old) year

celebrate the new year (or the end of the previous year) with singing

用歌声辞旧迎新

sing the praises of

sing someone to sleep

cause someone to fall asleep by singing gently to them

唱歌哄某人入睡

sing out

To call out loudly.

大声叫喊