两耳廓的

Like other forms of environmental damage, light pollution is created by man and contaminates our surroundings.

就像其它形式的环境破坏，光污染是由人类一手造成的，而且污染了人类自身的环境。

Most history books before "Chronicle of History" are chronologically sequenced annals.

在《史记》以前，史书多是按时间顺序编排的编年体史书。