如日中天 rúrìzhōngtiān at the peak of one's power Origin Definitions Defs Strokes Stroke Words Sentences Sents 如 rú preposition to be like to be like; to be similar to; as if日 rì noun sun (bound form) the sun; sunlight中天 zhōngtiān high in the sky (literary) high up in the sky; the middle of the sky; the firmament