不假思索: to act without taking time to think (idiom); to react instantly, to fire from the hip...
丢弃: to discard, to abandon...
终于: at last, in the end, finally, eventually...
少见: rare, not familiar (to the speaker), sth rarely experience, hard to see...
缩短: to curtail, to cut down...
教科书: textbook...
塑料: plastics...
公仆: public servant...
秀美: elegant, graceful...
胶带: adhesive tape, rubber belt, recording tape...