Paleozoic era
un. 古生代\\n
🧩 词语组成解析
a. 古生代的\\nn. 古生代
era
['iərə]
n. 纪元，年代;历史时期，时代;重大事件;
🗣️ 情景例句
I'm presently making five thousand a month.
我目前的薪水是5000元。
Whatever is worth doing at all is worth doing well.
凡是值得做的事，就值得做好。
It's twelve fifty-five.
十二点五十五了。