微笑不需要花费什么，却能给予很多，所以永远保持微笑！

A smile costs nothing, but gives much, so always keep smiling!

youdao

这只需要不到一个小时的时间，而且不需要花费任何费用。

It takes less than an hour and costs the family nothing.

youdao

火车和汽车最初使人们可以住在相隔较远的地方，而不需要花费更长的时间来到达目的地。

Trains and cars initially allowed people to live at greater distances without taking longer to reach their destination.

youdao

.. In 1799, it would cost so much to mail a letter-- I don't know exactly, something like $10 or $20 to mail a letter at today's rate-- and it would take a long time get there.

在1799年，寄封信需要花费-,我也不清楚具体的数字,大概相当于现在的10到20块钱-,而且还要花很久才能送达。

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