in essence

大体上，本质上

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 difficulty ties, in doing so, in due course, in effect, in error, 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, in future, in general, in good health, in half, in hand,