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
I'm not hungry, I've been snacking all day.
我不饿，我一整天都在吃零食。
To have a girl friend
有女朋友
According to the law, Shylock may have a pound of flesh to be cut off by him nearest to Antonio's heart.
根据法律，夏洛克可以得到一磅肉，由他从最靠近安东尼奥心脏的部位割下来。