1·Beams from the flashlights bounced crazily among the trees, and the search party crashed through the undergrowth, stumbling over stumps and fallen logs.
手电筒的光束在树林中疯狂地跳动，搜索队在灌木丛中跌跌撞撞，在树桩和倒下的原木间磕磕绊绊。
2·He could only see the stumps around him.
他惟一能看到的只是周围的树桩。
3·Beams from the flashlights bounced crazily among the trees, and the search party crashed through the undergrowth, stumbling over stumps and fallen logs, passing me by.
手电筒的光芒疯狂地在树林里跳跃，搜寻人员经过我的身旁，他们在灌木丛中跌跌撞撞，在树桩和倒下的树干间磕磕碰碰。
4·Ski runs that were machine-graded and cleared of boulders and stumps tended to have small herbaceous plants growing on them and little else.
被机器平整过且清除了石头和树桩的雪道往往都生长着细小的草本植物，其它的植物则几乎看不到。
5·Researchers have learned that if villagers leave the stumps on the bare hillsides rather than hacking at them for firewood, the miombo woodlands will regenerate within five years.
研究人员发现，如果村民不把山坡上的树桩砍下来当柴烧，那么坦桑尼亚的林地在五年之内就能重生。