Theme song
主题歌, 信号曲, 套话
📖 牛津释义
theme song
(also `theme tune),
(a) melody that is often repeated in a musical play, film, etc （音乐剧、电影等中的）主题曲, 主题歌.
(b) = signature tune (signature).
🧩 词语组成解析
theme
[θim]
n. [乐]主题;主旋律;题目，话题;（学生的）作文;
adj. 以奇想主题布置的;
song
[sɔŋ]
n. 歌曲;歌唱（艺术）;诗歌，韵文;鸟叫声，鸟语;
🗣️ 情景例句
In Thailand we greet strangers as long lost friends.
在泰国我们跟陌生人像失去联络好久的老朋友一样打招呼。
I'd appreciate it if you would turn out the lights.I'm sleepy.
如果你关灯我将感激你的.我困了。
This is a sceptical age,
这是一个怀疑一切的时代，