seventy

To drive seventy miles per hour is too fast in the city.

(Chinese) 在城市里以每小时七十英里的速度行驶太快了。

The typical human lifespan is around seventy to eighty years.

(Chinese) 人类的典型寿命大约是七十到八十年。

My father is seventy.

(Chinese) 我父亲七十岁了。

In Japan, the traditional celebration for reaching seventy is called "Koki".

(Chinese) 在日本，庆祝七十岁的传统仪式被称为"古稀"。