Reliable historical figures on lipstick sales are hard to find, and most lipstick believers can only point to isolated, anecdotal examples as evidence of the larger phenomenon.
2
在美国东北部,舞毒蛾毛虫的大规模侵扰导致数百万英亩的树木落叶,这是一个反复出现的现象。
The defoliation of millions of acres of trees by massive infestations of gypsy moth caterpillars is a recurring phenomenon in the northeastern United States.
3
大规模鲸鱼搁浅的现象涉及到四种或更多种动物。
Mass whale strandings involve four or more animals.