Quadrennial
a. 连续四年的, 每四年一次的\\nn. 第四周年
📖 牛津释义
quadrennial
adj
1 lasting for four years 持续四年的.
2 happening every fourthyear 每四年一次的.
🗣️ 情景例句
And here are your keys.
你的钥匙。
Art is long, but lift is short.
人生有涯，而学无涯。
and then only if we are very original.
就这也需要我们有独创的思想。