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BNC: 9721 COCA: 9139
unsafe
adjective /ʌnˈseɪf/
adjectiveunsafe
comparativeunsafer
superlativeunsafest
  1. 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。

     Synonyms and related words
    Dangerous or harmful: dangerous, harmful, disastrous...
  2. 2
    involving a lot of risk, for example the risk of losing something or of being harmed 冒风险的

    an unsafe investment 风险投资

     Synonyms and related words
    Involving a risk or risks: risky, bold, unsound...
  3. 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
     Synonyms and related words
    Birth control: abortion, abortionist, barrier method...
  4. 4
    legal British 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。

     Synonyms and related words
    Not definite or based on fact: apparently, supposed, alleged...

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