無(wú)效: of no avail; to no avail; in ...字符: character指令: instruct; order; direct inst ...無(wú)效字符: idle character; invalid character字符指令: character instruction作廢字符指令: cancel character instruction卷標(biāo)中有無(wú)效字符: invaaalid characters in volume label無(wú)效字: dummy character字符無(wú)效指令: character ignore instruction字符指示字: character pointer字符指針: character pointer無(wú)效字節(jié): slack byte有效字符: significant character最高效字符: character most significant最低有效字符: lsc least significant character最高有效字符: most significant character; most significant charcter; msc most signification character最小有效字符: least significant character; lsc字符指針與字符數(shù)組: char pointers & char arrays字符無(wú)效: invalid character無(wú)效指令: ignore instruction; illegal command指令無(wú)效: instruction ignore通用助記符指令系統(tǒng): general mnemonic instruction set指令字符: instruction character字符串指令: character string instruction內(nèi)含無(wú)效的字符: contains invalid characters