剑桥词典a way of saying an /l/ sound , in which the back of the tongue is raised slightly 模糊的/l/音；含糊舌边音/l/（发音时舌头后部向上） Dark l typically occurs before a consonant , as in "help ". 含糊舌边音/l/通常出现在辅音前，比如在help中。 返回 dark l