第152句：

But Naiture is indifferent to human notions of faimess, and a report by the Fish and Wildlife Service showed a worritsome drop in the populations of several species of North Atlantic sea turtles, notably loggerheads, which can grow to as much as 400 pounds.

但是大自然却漠视人类的公平观念。一份来自渔业和野生动物保护组织的报告显示，几种北大西洋海龟，尤其是体重可达400磅的红海龟的数量下降得令人担忧。

六级词汇讲解:

本句是一个并列复合句。第一个分句的主干是...Nature is indifferent...。第二个分句的主干是a report...showed a...drop...，其中，by the Fish and Wildlife Service为介词短语作定语，修饰report；介词短语in the populations...sea turtles作定语修饰drop; notably loggerheads为turtles的同位语；which引导的非限制性定语从句修饰loggerheads。

indifferent意为“冷漠的，不关心的”。如：

Why are you so indifferent to the pain of others?

你怎么会对别人的痛苦这么无动于衷呢？

worrisome意为“令人忧虑的”。如：

Housing is a worrisome burden for people in big cities.

住房成了大城市居民的沉重负担。

notably意为“显著地，尤其是”。如：

The overall living costs have risen notably.

整体的生活成本显著提高。