| 单词 | unprotected |
| 释义 | un·pro·tect·edBrE /ˌʌnprəˈtektɪd/ NAmE /ˌʌnprəˈtektɪd/ adjective not protected against being hurt or damaged 未受保护的；未设防的not covered to prevent it from causing damage or injury 无防护罩的；无掩护的◆ Machinery was often unprotected and accidents were frequent . 机器常裸露着，因此事故频仍。(of sex 性交) done without using a condom未用避孕套的；无防护的 |
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