Cambrian period
[机] 寒武纪
🧩 词语组成解析
a. 寒武纪的\\nn. 寒武纪, 威尔士人, 寒武系
period
['pɪrɪəd]
n. 时期;（一段）时间;学时;句号;
adj. 具有某个时代特征的;（关于）过去某一特定历史时期的;（家具、服饰、建筑等）某一时代的;
peri周围，靠近+od道路→周期
🗣️ 情景例句
Robbie, would you bring the dessert plates.
Robbie，你把甜点盘子拿来好吗？
We can't recall how long it's been.
我们记不起来经历了多久了。
I think that maybe his Chinese teacher will give Jim some work to do during the holiday.
我想吉姆的汉语老师也许会给他布置一些假期作业。