unsafe
adjective uk/ʌnˈseɪf/ us/ʌnˈseɪf/
(IN DANGER)
C1 不安全的,危险的
not safe
(LAW)
law UK specialized(法庭判决)证据不足的
An unsafe conviction (= legal decision that someone is guilty) may be wrong because it is based on bad evidence.
an unsafe conviction/verdict 证据不足的定罪/判决