| 单词 | STD |
| 释义 | STD [ˌes.ti:'di:] noun DISEASE 疾病 countable abbreviation for ■sexually transmitted disease [ˌes.ti:'di:] noun TELEPHONE 电话 uncountable abbreviation for ■subscriber trunk dialling: a system in Britain and Australia by which people make telephone calls over long distances （英国和澳大利亚的）用户直拨长途电话 |
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