自底向上
Traditional form:
自底向上
Pinyin (reading):
zìdǐxiàngshàng
Definitions:
- bottom-up
Characters:
- 自 - self; private, personal; from
- 底 - bottom, underside; below, underneath
- 向 - towards; direction, trend
- 上 - above, on top, superior; to go up; to attend; previous
Traditional characters: