基本解釋abbr.標(biāo)準(zhǔn)(=standard)abbr.性傳染病(=sexually transmitted disease)同根派生 STD相關(guān)詞英漢例句The STD code for London is 071.倫敦的用戶長(zhǎng)途直通號(hào)碼是 071.STD更多例句