I want to travel at the cheapest rate.

我想订最便宜的座。

youdao

Some groups of workers, who can provide the necessary skills for the cheapest rate, prosper 22;

部分工人群体发展壮大——他们能以最低的工资提供必要的技能；

youdao

And if you see here, they have a rate card and it says the cheapest one is 18 rupees.

你看到这里有个价目表，上面写着最便直的票价是18卢比。

youdao

South Africa can thus offer low-cost electrical power, at the fourth-cheapest rate in the world.

FORBES: Hitting The Gas