/'sɪŋsɒŋ; `sɪŋ,sɔŋ/
adj (of a voice or way of speaking) having a rising and falling rhythm （指嗓音或说话方式）有起伏节奏的
*in a singsong voice, accent, manner 语调、声调、腔调有起伏节奏的.

n
1 [sing] singsong manner of speaking 有起伏节奏的说话方式
*the tedious singsong of the preacher's voice 传教士单调乏味的起伏语调
* speak in a singsong 用有起伏节奏的声音说.
2 [C] (infml 口) informal occasion when a group of people sing songs together 即兴歌唱会
*a singsong round the camp-fire 围着营火的即兴歌唱会.

n
[singular]
a way of speaking in which your voice keeps rising and falling
　I recognized her soft singsong immediately.
[C]BrE
an informal occasion when people sing songs together
American Equivalent: singalong
　We had a bit of a singsong later.
>singsongadj
　a singsong voice