短語(yǔ)詞組短語(yǔ)end user -to- session 端點(diǎn)用戶到端點(diǎn)用戶對(duì)話end -to- key 端對(duì)端金鑰;端端密鑰End -to- Testing 端到端測(cè)試 返回 end-to-end