此事: this matter...
优惠: privilege, favorable (terms), preferential (treatment), discount (price)...
袋: pouch, bag, sack, pocket...
对照: to contrast, to compare, to place side by side for comparison (as parallel texts), to check...
包子: steamed stuffed bun...
哑: dumb, mute, hoarse, husky, unexploded (of artillery shell etc)...
宇航员: astronaut...
无可奉告: (idiom) no comment...
得了: top it; hold it...
起床: to get out of bed, to get up...