to fall into; to get stuck or bogged down in mud or sand; to cave in or become sunken

Used only in the object position to refer to a person or thing already mentioned, meaning "him", "her", "it", or "them".

a place of certain death; a hopeless situation from which there is no escape

used to connect clauses or phrases to indicate that one action follows another; equivalent to 然后 rán​hòu

to live; to exist; to survive