Chinese Characters: 不 bù : Definition: no, not; un-; negative prefix

不 bù :(adverb) : no, not; un-; negative prefix.

COMMON PHRASES:

不同 - bùtóng - different; distinct; not the same; not alike.

不久 - bùjiǔ - not long (after); before too long; soon; soon after.

不但 - bùdàn - not only (... but also...).

不如 - bùrú - not equal to; not as good as; inferior to; it would be better to.

不用 - bùyòng - need not.