1
do one's best (to do sth)
do one's best 意为‘尽最大努力’；one's 可按人称换成 my, your, his, her 等物主代词。
She did her best to help us.
她尽了最大努力来帮助我们。
最好的人（或物）；最佳者
bests — plural of best
先理解核心含义，再看它在真实句子里的用法。
最好的人（或物）；最佳者
The person or thing that is most excellent; someone who tops all others.
She did her best to help us.
她尽了最大努力来帮助我们。
一个人能做出或已经做出的最大努力
The supreme effort one can make, or has made.
一个人能做出的最佳努力
the supreme effort one can make
最佳行为
One's best behavior.
最杰出或优秀的人；超越他人的人
the person who is most outstanding or excellent; someone who tops all others
I did my best to finish the project on time.
我尽了最大努力按时完成项目。
AI contextual example
Among all the candidates, she is clearly the best.
在所有候选人中，她显然是最优秀的。
AI contextual example
The team gave their best in the final match.
这支队伍在决赛中尽了全力。
AI contextual example
they did their best
他们尽了最大努力
WordNet
do one's best 意为‘尽最大努力’；one's 可按人称换成 my, your, his, her 等物主代词。
She did her best to help us.
她尽了最大努力来帮助我们。
at one's best 表示处于最佳状态或表现最好，best 是名词。
The athlete was at his best during the final.
这位运动员在决赛中处于最佳状态。
make the best of sth 意为‘尽量善用；尽力应对’，后接名词或名词短语。
They made the best of a difficult situation.
他们尽量利用了困难的处境。
the best of sth 表示某事物中最好的部分或成员，best 前要用定冠词 the。
This song is the best of the album.
这首歌是这张专辑中的最佳作品。
Not this
He did his best effort to win the game.
Use this
He did his best to win the game.
这里“best”作名词已包含“最大努力”的意思，“do one's best”是固定搭配，不能再加“effort”，否则语义重复。中文“尽最大努力”的“努力”不需要单独译出。
Not this
They are the bests in our class.
Use this
They are the best in our class.
“the best”指最优秀的人时是单数形式，即使指多人也不加“-s”；“bests”仅用于表示“最佳成绩/表现”（如 personal bests），不能表示“最好的人”。
Not this
Of the two plans, this one is the best.
Use this
Of the two plans, this one is the better.
“best”是最高级，用于三者或三者以上；两者比较要用比较级“better”。“the better of the two”是固定结构，表示“两者中较好的一个”。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
尽最大努力
I did my best to finish the report on time.
我尽了最大努力按时完成报告。
处于最佳状态
The team is at its best when playing at home.
这支球队在主场比赛时处于最佳状态。
两全其美
Working from home offers the best of both worlds: flexibility and productivity.
在家办公两全其美，既灵活又高效。
尽量利用；善用
We have to make the best of a bad situation.
我们得在不利的情况下尽量做到最好。
最好的还在后面
Don't worry—the best is yet to come.
别担心——最好的还在后面。
尽某人最大的努力
I know the exam is hard, but I'll do my best.
我知道考试很难，但我会尽我最大的努力。
尽量利用，善用（不利情况等）
The hotel room was small, so we made the best of it.
酒店房间很小，所以我们就尽量利用它。
两全其美
Working from home gives me the best of both worlds.
在家工作让我两全其美。
最好的尚未来到。
Frank Sinatra made this phrase famous in his song "The Best Is Yet to Come."
弗兰克·西纳特拉在歌曲《最好的尚未来到》中使这句话广为人知。
与我一起变老吧！最好的尚待到来。
This line from Robert Browning's poem "Rabbi Ben Ezra" suggests that old age brings something even better.
罗伯特·勃朗宁的诗《拉比·本·以斯拉》中的这句诗表明，老年会带来更美好的事物。
Use bests naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想像领奖台最高处站着 best：名词指“最棒的那个”，如 do your best（尽最大努力）。
语域：neutral 常见场景：日常交流、写作与正式表达 名词 best 多用于日常交流，也见于书面语。常见搭配 do/try one's best 表示“尽最大努力”，the best 表示“最好的人或事物”。语气通常中性，正式或非正式场合都可使用，具体语气取决于搭配和语境。
与 best /bɛst/ 押韵的有 rest, test, west, nest, guest（都读 /ɛst/）。注意 beast /biːst/ 拼写相似，但元音不同，不押韵。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.