预定: to schedule in advance...
适用: to be applicable...
脑海: the mind, the brain...
限定: to restrict to, to limit...
个: measure word...
针对: to target, to focus on, to be aimed at or against, in response to...
任人宰割: to get trampled on (idiom), to be taken advantage of...
取消: to cancel, cancellation...
虽然……但是……: Although... But...
追: to chase, to pursue, to look into, to investigate, to reminisce, to recall, to court (one's beloved), to binge-watch (a TV drama), retroactively, posthumously...