in difficulty ties

困难，困境，难题

in charge, in charge of, in chorus, in command, in common, in comparison with, in conclusion, in connection with, in connection with/to, in consequence, in consequence of, in contrast, in contrast with, in contrast with/to, in course of, in danger, in debt, in debt to sb., in detail, in difficulties, in doing so, in due course, in effect, in error, in essence, in every way, in excess of, in exchange for, in extremis, in face of, in fact, in faith, in favor of, in favour of, in focus, in force, in front of, in full, in full charge, in full swing,