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 nulls相關(guān)詞英漢例句用作形容詞 (adj.)Their actions rendered the contract null and void.他們的行為使合同無效。The marriage was declared null and void.婚姻已宣告無效了。用作名詞 (n.)The path must end with a null character.該路經(jīng)必須以零結(jié)尾。Vomit in null gravity wouldn't be fun.如果在零重力下嘔吐了可不是件好笑的事。A null reference pointer was passed to the stub.向占位程序傳送了空的索引指針。Primary keys do not allow null values.主鍵不允許空值。nulls更多例句