Precipitin
n. 沉淀素\\n[化] 沉淀素
🗣️ 情景例句
And now to see the end of the football game.
现在去看看足球赛的最后一段。
One hour today is worth two tomorrow.
今天的一个小时抵得上明天的两个小时。
He was caught, put in chains, and sent to America as a slave.
他被抓住了，带上镣铐，送到美国当奴隶。