For example, the cost, effort, and duration of a project are at best educated guesses.

例如，最好也不过是有根据地推测项目的成本、工作及持续时间。

youdao

A man wants to earn money in order to be happy, and his whole effort and the best of a life are devoted to the earning of that money.

他们想赚钱以求得幸福，于是他的所有努力和生命的精华部分都投入了赚钱的活动中。

youdao

When using best effort quality of service, the following SIB setting may improve throughput and reduce the number of messages discarded: sib.msgstore.discardableDataBufferSize=60000000

当使用最佳的服务质量时，以下 SIB 设置可能提升吞吐量并减少丢弃消息的数量： sib.msgstore.discardableDataBufferSize=60000000

youdao

"Peace of mind attained only through self-satisfaction and knowing you made the effort to do the best of which you are capable.

VOA: special.2010.06.10

In that game, if you remember what the best responses looked like, they looked like this where this was the effort of Player 1; this was the effort of Player 2.

不知道你们还记不记得最佳对策是什么了,这条线代表参与人1的付出,这条代表参与人2的付出

耶鲁公开课 - 博弈论课程节选

But in spite of your best effort, you fail to lose a single kilogram.

但是即便你这么努力，你还是一斤肉都没减下来。

I'm frustrated 课堂 - SpeakingMax英语口语达人

European triple jump champion Tatyana Lebedeva took top spot with a best effort of 6.92m.

BBC: SPORT | Athletics | Powell maintains unbeaten stretch

Carbone then shot narrowly wide from Merson's cross - the best effort of the match so far.

BBC: Last-day winner for Sheringham

The best example of this effort is the Prevention Project Dunkelfeld in Germany, supported financially by private donation.

CNN: Do pedophiles deserve sympathy?