袖手旁观: to watch with folded arms (idiom); to look on without lifting a finger...
侵犯: to infringe on, to encroach on, to violate, to assault...
难以: hard to (predict, imagine etc)...
茂密: dense (of plant growth), lush...
出来: (after a verb, indicates coming out, completion of an action, or ability to discern or detect)...
挨家挨户: to go from house to house...
收缩: to pull back, to shrink, to contract, (physiology) systole...
忽然: suddenly, all of a sudden...
发挥: to display, to exhibit, to bring out implicit or innate qualities, to express (a thought or moral), to develop (an idea), to elaborate (on a theme)...
不像话: unreasonable, shocking, outrageous...