A (A1A2)BC .
2025 AA1A2BC A1.
A1B....
A1A2BC AA1A2 1..
ABC ABC .
AA1A2BC .
A (A1 A2 ) B ()A1 1. .
ABC A1 .
ABC ABC .
ABC ABC .
A (A1A2)BC .
2025 AA1A2BC A1.
A1B....
A1A2BC AA1A2 1..
ABC ABC .
AA1A2BC .
A (A1 A2 ) B ()A1 1. .
ABC A1 .
ABC ABC .
ABC ABC .