insipid
adjective disapproving uk/ɪnˈsɪp.ɪd/ us/ɪnˈsɪp.ɪd/
无味的;无特色的;无生气的;乏味的
not having a strong taste or character, or having no interest or energy
a pale insipid wine 淡而无味的葡萄酒
He's an insipid old bore. 他是个无聊讨厌的老头子。
Why anyone buys music with such insipid lyrics is a mystery. 这些音乐的歌词索然无味，真不明白为什么会有人买。