名詞 pinning:

1. a mutual promise of a couple not to date anyone else; on college campuses it was once signaled by the giving of a fraternity pin

動詞 pin:

1. to hold fast or prevent from moving
   同義詞：trap, pin, immobilize, immobilise
2. attach or fasten with pins
   同義詞：pin
3. pierce with a pin
   同義詞：pin
4. immobilize a piece
   同義詞：pin

1. The pole fell, pinning the man to the ground.
   電線桿倒了，把那人壓在地上。
2. Have you tried pinning him down on the question of capital punishment?
   你試著讓他說出對實行極刑的意見了嗎？
3. The Republicans are pinning their faith on their newly chosen leader to bring them victory in the next election.
   共和黨人完全信任新選出的領導人能在下屆選舉中為他們贏得勝利。