acme
/ˈækmɪ/noun
in sing.
- the point at which someone or something is best, perfect, or most successful顶峰, 顶端, 极致：
physics is the acme of scientific knowledge.
物理学是科学知识的顶峰。
词源
late 16th cent.: from Greek akmē 'highest point'. Until the 18th cent. it was often consciously used as a Greek word and often written in Greek letters.