基本解釋指零同根派生 nulling相關詞英漢例句The state or quality of being null. 無效無效的狀況或性質The act of making null and void. 廢除使 ... 作廢和無效The contract was null and void because it was not signed. 這個合同無效,因為它尚未簽字。The court ruled that the claim was null and void. 法庭裁決此項要求無效。The gravity is measured by nulling the beam. 重力值是通過使橫臂恢復零位而測定的。nulling更多例句