Quadriennial
a. 继续四年的, 每四年一次的
🗣️ 情景例句
The smog in L.A. is caused by air pollution and water vapor.
洛杉矶的烟雾是由空气污染和水蒸气造成的。
You cannot see the wood for trees.
见树不见林。
and often are foolish enough to let the adolescents see that they are annoyed.
而且愚蠢地让孩子看出自己的烦恼。