supernatant发音名词1上清液、上层澄清液生物化学After centrifuging the sample, carefully pour off the supernatant.样本离心后,小心倒掉上清液。形容词1上层的、浮在上面的专业The supernatant liquid was collected for further analysis.上层的液体被收集起来做进一步分析。用这个字练口说→