cname

# 名称
_3639ac514e785e898d2646601fa951d5.example.com.
# 值
_98d2646601fa951d53639ac514e785e8.acm-validation.aws.

名称只应该输入_3639ac514e785e898d2646601fa951d5 排查问题 https://docs.amazonaws.cn/acm/latest/userguide/troubleshooting-DNS-validation.html