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| ADJ |
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| /ʌnˈseɪf/ |
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| 1 | dangerous 不安全的；危险的 | The heating systems were unsafe to use. 这类供暖系统使用起来很危险。 | | unsafe levels of radiation 危险的辐射量 | | I feel unsafe walking around this neighbourhood. 在这个街区走动我感到不安全。 | |
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| 2 | involving a lot of risk , for example the risk of losing something or being harmed 冒风险的 | an unsafe investment 风险投资 | |
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| 3 | unsafe sex is sex that people have without protecting themselves against diseases or the possibility of becoming pregnant （性交）不安全的，未采取防范措施的 |
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| 4 | BRITISH legal not based on reliable evidence 不可信的；靠不住的 | The Court of Appeal ruled that the conviction was unsafe. 上诉法院判定该案证据不可采信。 | |
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