释义 |
nullBrE /nʌl/ NAmE /nʌl/ adjective (specialist ) having the value zero 零值的;等于零的◆ a null result 毫无结果 ● ˌnull and ˈvoid (law法律) (of an election , agreement , etc .选举、协议等) having no legal force ; not valid 无法律效力的;无效的◆ The contract was declared null and void . 合同被宣布无效。 |