Meaning of gū dān:
gū dān
孤单
Adjective
lone; lonely; loneliness
Tāmen zài jùhuì shàng xiǎnde yǒuxiē gūdān.
他们在聚会上显得有些孤单。
They seemed a bit lone at the party.
Yǒu shíhòu, wǎnshàng huì juédé tèbié gūdān.
有时候,晚上会觉得特别孤单。
Sometimes, in the evening, I feel particularly lonely.
Tā gǎndào fēicháng gūdān, yīnwèi méiyǒu rén péibàn tā.
他感到非常孤单,因为没有人陪伴他。
He felt very lonely because no one was with him.

