deliver letters
Yu Chuan Chi Su, a Chinese idiom, Pinyin is y ú Chu á NCH ǐ s ù, which means to deliver letters. It comes from the journey to the Great Wall grottoes.
Idiom explanation
Ruler element: in ancient times, it was written on silk, usually one foot long, so it was called letter. It refers to the transmission of letters.
The origin of Idioms
Ancient Yuefu's "journey to the Great Wall cave drinking horses": "guests come from afar, leaving me a pair of carp. Hu'er cooks carp, and there is a rule book in it. "
deliver letters
linger on with one 's last breath of life - gǒu yán cán chuǎn
seek far and neglect what lies close at hand - shě jìn jí yuǎn