陷於

• caught in (a bad situation)
• fall into (a trap, etc.)

例句

1. 她陷於犹豫不决的痛苦之中。
   She was in an agony of indecision.
2. 这个国家在罢工期间陷於一片混乱。
   The country was in (a) turmoil during the strike.