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
They have nice things, but they've very expensive.
它们的东西不错，但很贵。
Reading makes a full man.
读书长见识。
I suppose it's better to be safe than sick.
我想安全总要比生病好。