進退兩難

To go forward or advance; to enter or go in; to submit or present; to put in; to take in or admit; to start an official career; to recommend; to strive.

to move backward; to retreat or withdraw; to step back; to decline or reject; to resign from a position; to cancel or revoke

Two; a pair; both; some; a few; classifier for vehicles; unit of weight (tael).

difficult; hard to do; problem; disaster; calamity; to scold; to blame