推算 tuīsuàn HSK7 calculate Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: calculate All meanings 2 tuīsuàn 2 calculate 1extrapolate 1 1 sentence for 推算 (tuīsuàn — calculate) 天文学家通过复杂的公式推算出日食发生的准确时刻。 tiānwénxuéjiā tōngguò fùzá de gōngshì tuīsuàn chū rìshí fāshēng de zhǔnquè shíkè. Astronomers calculated the exact moment of the solar eclipse using complex formulas. Source: Dong Chinese Dictionary