dà nǎo / de / duǎn shí chǔ cún / róng liàng / yǒu xiàn / tōng cháng / zhǐ yǒu / qī xiàng / zuǒ yòu大脑的短时储存容量有限,通常只有七项左右。The brain's short-term storage capacity is limited, usually only about seven items.