1·Also, without fires from time to time, forests become overcrowded and unhealthy.
此外，如果没有不时的火灾，森林会变得拥挤和不健康。
2·To David, this was not just one more bauble in an already overcrowded jewelry box.Rather, this was his love displayed on my arm for all the world to see.
对戴维来说，这个不仅仅是一个装在拥挤的首饰盒中的小玩意，而是一个向世界宣布他对我的爱，戴在我手臂的爱。
3·To David, this was not just one more bauble in an already overcrowded jewelry box. Rather, this was his love displayed on my arm for all the world to see.
对戴维来说，这个不仅仅是一个装在拥挤的首饰盒中的小玩意，而是一个向世界宣布他对我的爱，戴在我手臂的爱。
4·Survivors are living outside in overcrowded camps with little or no sanitation.
幸存者居住在拥挤的露天营地，几乎没有任何卫生条件。
5·The overwhelming majority of those animals - cows, pigs, chickens, turkeys, lambs - are raised in hideous, overcrowded factory conditions.
这些动物-奶牛、猪、鸡、火鸡、羊-绝大多数是在可怕拥挤的工厂环境中饲养的。