提示: to point out, to remind (sb of sth), to suggest, suggestion, tip, reminder, notice...
天然: natural...
代替: to replace, to take the place of...
兴起: to rise, to spring up, to burgeon, to be aroused, to come into vogue...
界定: definition, to delimit...
数目: amount, number...
苏醒: to come to, to awaken, to regain consciousness...
辩解: to explain, to justify, to defend (a point of view etc), to provide an explanation, to try to defend oneself...
匆匆: hurriedly...
后头: behind, the back, the rear, later, afterwards, (in) the future...