Rief
abbr. recycling isoelectric focusing 再循环等电聚焦
🗣️ 情景例句
While my car is in the shop, they have given me a courtesy car to drive around.
我的车还在修理店时，他们给我一辆替代车用。
He laughs best who laughs last.
谁笑在最后，谁笑得最好。
Don't worry. I can help him.
不用着急，我来帮他。