音標(biāo)發(fā)音英式音標(biāo) [n?l]美式音標(biāo) [n?l]國際音標(biāo) [n?l]美式發(fā)音 基本解釋adj.無效的；無價值的；無效力的n.零；空vt.使無效同根派生n性質(zhì)的同根詞nullification：無效；廢棄；取消；（美）州對聯(lián)邦法令的拒絕執(zhí)行或承認(rèn)。nullity：無效；無價值的事物或人；[數(shù)]零度；退化階數(shù)。nullifier：廢棄者；使無效者；取消者。vt性質(zhì)的同根詞nullify：使無效，作廢；取消。null相關(guān)詞英漢例句A spokeswoman said the agreement had been declared null and void.女發(fā)言人稱該協(xié)議已宣布無效。The agreement will be considered null and void.該協(xié)議將被視作無效。When the galvanometer reads zero the circuit is in the null - balance position.當(dāng)檢流計(jì)的讀數(shù)為零時,電路處于零平衡位置.A spokeswoman said the agreement had been declared null and void.女發(fā)言人稱該協(xié)議已宣布無效。The agreement will be considered null and void.該協(xié)議將被視作無效。null更多例句詞組短語短語null set 零測集;[數(shù)]空集;[數(shù)]零集;翻譯null character [計(jì)]空字符;空字元;[計(jì)]零字符;空白記號Null Object 空對象;虛擬對象;空物體;引入null cell [細(xì)胞]裸細(xì)胞;零位細(xì)胞;裸細(xì)胞Null shift 零飄null更多詞組英英字典柯林斯英英字典 If an agreement, a declaration, or the result of an election is null and void, it is not legally valid. null劍橋字典null柯林斯字典專業(yè)釋義計(jì)算機(jī)科學(xué)技術(shù)空值空零物理學(xué)類光（的）機(jī)械工程零位零電子、通信與自動控制技術(shù)空零無效的無用的不存在的沒有的零位空的