Cnrs
abbr. 法国科学研究中心（The French National Center for Scientific Research ）；含枸橼酸盐的正常兔血清（citrated normal rabbit serum）
🗣️ 情景例句
What did you do?
那你们怎么办呢？
Youth means limitless possibilities.
年轻意味着无限希望。
but children were then too cowed to let them know how they really felt.
孩子们只不过被吓得不敢让父母知道自己的想法罢了。