柔 róu HSK7 soft, flexible Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: rho All meanings 5 róu 5 yielding 3rho 1soft 1 1 sentence for 柔 (róu — rho) 在这篇物理论文中,作者用柔代表流体的密度。 zài zhè piān wùlǐ lùnwén zhōng, zuòzhě yòng róu dàibiǎo liútǐ de mìdù. In this physics paper, the author uses rho (ρ) to represent the density of the fluid. Source: Dong Chinese Dictionary