(pos:名詞)<explanation>yue:成為重心畀人圍繞住佢發揮嘅事物(量詞:個)eng:theme; main subject<eg>yue:展覽會嘅主題係環保。 (zin2 laam5 wui2 ge3 zyu2 tai4 hai6 waan4 bou2.)eng:The theme of the exhibition is environmental protection.