Cbsa
abbr. cationized bovine serum albumin 阳离子化牛血清白蛋白
🗣️ 情景例句
Thanks for asking.
谢谢你的邀请。
How much is it to rent an economy car?
租一辆经济车要多少钱？
I had forgotten all about the snails when Robert suddenly said that I must stay to dinner.
我把蜗牛的事已忘得一干二净，罗伯特突然提出一定要我留下来吃晚饭，这才提醒了我。