势不两立

Traditional form:

勢不兩立

Pinyin (reading):

shìbùliǎnglì

Definitions:

• the two cannot exist together (idiom); irreconcilable differences
• incompatible standpoints

Characters:

• 势 - power, force; tendency, attitude
• 不 - no, not, un-; negative prefix
• 两 - two, both, pair, couple; ounce
• 立 - to stand; to establish, to set up

Traditional characters:

• 勢 - power, force; tendency, attitude
• 不 - no, not, un-; negative prefix
• 兩 - two, both, pair, couple; ounce
• 立 - to stand; to establish, to set up