mem、hdd、screed、dvd 驱动器均可轻松访问和移除。####[['mem', 'MEMORY#USABILITY', 'positive'], ['mem', 'MEMORY#USABILITY', 'positive'], ['hdd', 'HARD_DISC#USABILITY', 'positive'], ['hdd', 'HARD_DISC#USABILITY', 'positive'], ['screed', 'DISPLAY#USABILITY', 'positive'], ['screed', 'DISPLAY#USABILITY', 'positive'], ['dvd 驱动器', 'OPTICAL_DRIVES#USABILITY', 'positive'], ['dvd 驱动器', 'OPTICAL_DRIVES#USABILITY', 'positive']]