单词讲解：
best
1. the highest standard that sb/sth can reach （人或事物所能达到的）最高标准
Eg. She always brings out the best in people. 她总是让人表现出最优秀的品质。
Eg. The roses are past their UURlNkFncbest now. 这些玫瑰花已开败了。
Eg. I don't really feel at my best today. 我今天不太舒服。
2. something that is as close as possible to what you need or want 最合乎要求原由网的事物
Eg.Fifty pounds is the best I can offer you. 我顶多出五十英镑。
3. the highest standard that a particular person has reached, especially in a sport （个人的）最高水平，最高纪录
Eg. She won the race with a personal best of 2 minutes 22. 她以2分22秒的个人最好成绩赢得了这项比赛。
IDIOMS 习语
1. at best
used for saying what is the best opinion you can have of sb/sth, or the best thing that can happen, when the situation is bad （表达最好的看法，或恶原由网劣状况下可能出现的最好转机）充其量
Eg. We can't arrive before Friday a原由网t best. 我们无论如何星期五之前也到不了。
2. the best of three, five, etc.
( especially in games and sports 尤指游戏和体育比赛 ) up to three, five, etc. games played to decide who wins, the winner being the person who wins most of them 三局两胜（或五局三胜等）
3. do, mean, etc. sth for the best
to do or say sth in order to achieve a good result or to help sb 为美好的目的；出于好意
Eg.I'm sorry if my advice offended you—I meant it for the best. 如果我的建议冒犯了你，我很抱歉—但我原本是出于好意的。
4. have/get the best of sth
to gain more advantage from sth th//www.58yuanyou.coman sb else 获胜；胜过；占上风
Eg.I thought you had the best of that discussion. 我以为你在那场讨论中占了上风。
5. to the best of your knowledge/belief
as far as you know 据某人所知（或了解）
Eg. He never made a will, to the best of my knowledge. 据我所知，他从未立过遗嘱。
