Meaning of gū dú:
gū dú
孤独
Adjective
lonely; solitary
Zài yè wǎn, wǒ cháng cháng gǎndào yī zhǒng nán yǐ yán biǎo de gū dú.
在夜晚,我常常感到一种难以言表的孤独。
At night, I often feel an indescribable loneliness.
Tā yǒushí huì gǎndào hěn gūdú.
他有时会感到很孤独。
He sometimes feels very solitary.