Two doubts
Two fou Zhong Huo, a Chinese idiom, Pinyin is è RF ǒ uzhen ō nghuॸ, which means that the capacity of two kinds of containers of fou and clock is not clear. Metaphor is not clear. From Chuang Tzu, heaven and earth.
The origin of Idioms
Chuang Tzu · heaven and earth: "it's not suitable to be confused by two fous."
Idiom usage
How can you be confused when you are obsessed with yourself and make others fall? A refutation of Kang Youwei's revolutionary book by Zhang Binglin
Two doubts
stand aloof from worldly success - yú shì wú zhēng
a sigh of regret about one 's idleness - bì ròu fù shēng
scholar widely admired for both virtue and learning - hè míng zhī shì