Tus nqi ntawm lub qhov rooj hluav taws kub yog nruab nrab, tab sis lawv hnyav, ua haujlwm qhib, monotonous hauv style, thiab tsis zoo nkauj txaus, yog li lawv feem ntau yog siv rau hauv cov tsev lag luam thiab cov vaj tse dav dav.

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