Good afternoon, Mrs. Green. I'd like you to meet my girlfriend, Sally.
格林太太,下午好。我想让你认识一下我的女朋友萨里。
The remains of plants and animals that lived on land are much more rarely preserved, for there is seldom anything to cover them over.
曾在陆地上生活过的动植物的遗体被保存下来的更为罕见,因为陆地上几乎没有什么东西覆盖它们。