Phi Beta Kappa
/ˌfaɪˌbiːtəˈkæpə/noun
1- (in the US) an honorary society of undergraduates and some graduates to which members are elected on the basis of high academic achievement（美国）ΦBK联谊会（大学本科生和部分研究生的荣誉组织, 以学业优秀作为成员甄选依据）。
1.1
- a member of this society. ΦBK联谊会会员。
词源
from the initial letters of a Greek motto philosophia biou kubernētēs 'philosophy is the guide to life'.