常見例句雙語例句Null string variant cannot be converted to a character.不能將空字符串變量轉(zhuǎn)換爲(wèi)字符。As a compromise to C and C++, the OMG IDL string and wstring may contain any character except null.作爲(wèi) C 和 C++的折衷,OMG IDL string 和 wstring 可以包含任何字符,除空字符以外。 返回 null character string