Meaning of dào:
到
to reach; to arrive; to leave for; to go to; (verb complement indicating arriving at a place or reaching a point)
Wǒ měitiān zǎoshang bā diǎn dào gōngsī.
我每天早上八点到公司。
I arrive at the office every morning at eight.
Tā zǎoshang jiǔ diǎn dào bàngōngshì.
他早上九点到办公室。
He arrives at the office at 9 a.m.
Wǒ zhōngyú dàole mùdìdì.
我终于到了目的地。
I finally arrived at the destination.
to (a place); until (a time); up to (a point)
Tā yǐjīng dào le bàngōngshì.
她已经到了办公室。
She has already arrived at the office.
considerate; thoughtful; thorough
Tā zuò shì fēicháng zǐxì hé zhōudào.
他做事非常仔细和周到。
He is very meticulous and thorough in his work.