Ephemeroptera
n. 蜉蝣，蜉蝣目
??? 情景例句
Starving.
很餓。
My brother wants to learn how to sail a boat.
我的兄弟要去學操縱帆船。
This is because the surface of the earth is not flat but round.
因為地球表面不是平的，而是圓的。