Hamlet's soliloquies show his struggle between revenge and morality.

soliloquies 是名词 soliloquy 的复数形式。soliloquy 由拉丁词根 solus（独自）和 loqui（说话）组成，字面意思是"独自说话"，指戏剧中角色独自在舞台上表达内心想法的独白。