(of a thing, a place or an activity )东西、地方或活动 not safe; dangerous 不安全的;危险的 The roof was declared unsafe. 已宣布屋顶有安全隐患。 It was considered unsafe to release the prisoners. 释放这些囚犯被认为是危险的。 unsafe sex (= for example, sex without a condom) 不安全的性行为
(of people )人 in danger of being harmed 身处险境的 - (British English,
law )法律 (of a decision in a court of law )法庭判决 based on evidence that may be false or is not good enough 证据不可靠(或不足)的 opposite safe