in case of

假使，万一

in a hurry, in a moment, in a sense, in a way, in a word, in accordance with, in addition, in addition to, in advance, in advance of, in all, in all directions, in alliance with, in and out, in any case, in any event, in between, in brief, in bulk, in case, 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,