Unless it is a bit-field (9.6), a most derived object shall have a non-zero size and shall occupy one or more bytes of storage.是什么意思_Unless it is a bit-field (9.6), a most derived object shall have a non-zero size and shall occupy one or more bytes of storage.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句