沉淀

chéndiàn

HSK 7

沉淀 — chéndiàn

1. to settle; to precipitate (chemistry); to form a solid from a solution

   溶液冷却后，盐开始沉淀。 róng yè lěng què hòu ， yán kāi shǐ chén diàn 。 — After the solution cooled, the salt began to precipitate.

2. sediment; precipitate (the solid formed by precipitation)

   离心后，管底有黑色的沉淀。 lí xīn hòu ， guǎn dǐ yǒu hēi sè de chén diàn 。 — After centrifugation, there was a black precipitate at the bottom of the tube.

3. (fig.) to settle and be absorbed over time; to take shape gradually (through reflection or maturation)

   经历了那段日子后，很多想法都在心里沉淀下来了。 jīng lì le nà duàn rì zi hòu ， hěn duō xiǎng fǎ dōu zài xīn lǐ chén diàn xià lái le 。 — After going through that period, many ideas settled in my mind.