Euler cycle

EULER

[计] 欧拉

cycle ['saɪkl]

n. 循环，周期;自行车;时代，一段时间;整套; vi. 周而复始，循环;骑自行车;轮转; vt. 运转，循环;使轮转;

cycl =ring,circle,表示”圆,环”

I was deeply impressed by his speech.

他的演讲给我留下深刻的印象。

When ale (or drink or wine) is in wit is out.

贪杯丧智。

The only way that they can preserve their history is to recount it as sagas -- legends handed down from one generation of another.These legends are useful because they can tell us something about migrations of people who lived long ago, but none could wri

他们保存历史的唯一办法是将历史当作传说讲述，由讲述人一代接一代地将史实描述为传奇故事口传下来。