preferent
/ˈprefərənt/ 26preferred above all others and treated with partiality.
adjective [原级]优先的，享有优先权的
Surverys indicate that finding out readers' demands, purchasing the preferent books, sharing information with readers without delay.
单词造句:
Surverys indicate that finding out readers' demands, purchasing the preferent books, sharing information with readers without delay.