中流砥柱

zhōng liú dǐ zhù

释义

mainstay; cornerstone; tower of strength

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汉字

中zhōngcentral; center, middle; amidst; to hit (target), to attain; China; Chinese口丨流liúto flow, to drift, to circulate; class氵㐬砥dǐwhetstone; to polish石氐柱zhùto lean on; pillar, post, support木主