qǐng / yòng / liù / jiǎo / kuò / hào / biāo / chū / yuán / wén / zhōng / xū / yào / tè / bié / shuō / míng / de / bù / fèn

请用六角括号标出原文中需要特别说明的部分。

Please use tortoise shell brackets to mark the parts of the original text that need special explanation.