4872.menace(名)威脅
These weapons are a menace to world peace.
這些武器就是對(duì)世界和平的威脅。

4873.meaningful(形)有意義的、意味深長(zhǎng)的
同義詞significant
She gave ma a meaningful look．
她意味深長(zhǎng)地看了我一眼。

4874.meaningless(形)無(wú)意義的
We fill up our lives with meaningless tasks.
我們終日忙忙碌碌，過得毫無(wú)意義。

4875.meanwhile(副)同時(shí)、期間、令一方面
The doctor will see you again next week.Meanwhile, you must rest as much as possible.
醫(yī)生下周還會(huì)替你看病。在此期間，你一定要盡可能多休息。

4876.measure(動(dòng))測(cè)量；改正(名)量度法；標(biāo)準(zhǔn)
(動(dòng)): He's gone to be measured for a new suit.
他去量尺寸做新衣服去了。
(名): We must take preventive measures to reduce crime in the area．
我們必須采取預(yù)防措施來(lái)減少這個(gè)地區(qū)的犯罪。

4877.maasurement(名)測(cè)量
Accurate measurement is very important in science．
在科學(xué)領(lǐng)域，精確的測(cè)量非常重要。

4878.mechanic(名)技工、修理工
There is not a mechanic who hasn't had this problem.
沒有一個(gè)修理工不碰到這樣的問題。

4879.mechanical(形)機(jī)械的
Tte break down was due to a mechanical failure．
拋錨是機(jī)械故障造成的。

4880.mechanics(名)機(jī)械、力學(xué)
I know something about mechanics．
我懂一點(diǎn)力學(xué)。

4881.mechanism(名)機(jī)械裝置；技巧
The watch made in Switzerland works well and the mechanism rarely fails.
這只瑞士生產(chǎn)的表很好，它的裝置很少出毛病。

4882.medal(名)獎(jiǎng)牌、獎(jiǎng)?wù)隆⒓o(jì)念章
Every medal has its reverse.
每一枚勛章都有正反兩面。

4883.meddle(動(dòng))干涉
后接介詞in
He had no right to meddle in her affairs.
他無(wú)權(quán)干涉她的事情。

4884.medication(名)藥物治療
Many flu medications are available without a prescription.
許多感冒藥不用處方就可以買到。

4885.medieval(形)中世紀(jì)的、中古的
He doesn't like studying medieval history.
他不喜歡學(xué)習(xí)中古歷史。

4886.meditation(名)冥想、沉思
The event made all the players fall into meditation.
這個(gè)事件使所有的隊(duì)員陷入深思。

4887.medium(名)中間、媒介；手段、工具
Because of its intimacy, radio is usually more than just a medium;It is company.
收音機(jī)可隨身攜帶，所以它不只是一個(gè)收聽工具，它還可以與人做伴。

4888.meek(形)溫和的、溫順的
They called her Miss Mause because she was so meek and mild．
他們稱她為”鼠小姐”，因?yàn)樗偸悄敲磁橙踔t和。

4889.melody(名)旋律、歌曲
He played an old melody.
他演奏了一支古老的歌曲。

4890.melt(動(dòng))融化、軟化
Her trusting smile melted his heart．
她那信任的微笑融化了他的心。

4891.memorize(動(dòng))背誦、記憶
Do you memorize the time that he arrives?
你記得他到達(dá)的時(shí)間嗎？

4892.memory(名)記憶
People have short memories.
人們是健忘的。

4893.mand(動(dòng))修補(bǔ)；改善；愈合
Young McDonald had better mend his way, or he is going to end up in prison．
小麥克唐納最好改過自新，否則下場(chǎng)就是進(jìn)監(jiān)獄。

4894.mantal(形)心理的、精神的
同義詞psychical
Do you have a mental picture of what it will look like?
在你腦子里它會(huì)是什么樣子？

4895.mention(動(dòng))(名)提及
(動(dòng)): Nobody mentioned anything to me about it.
沒人跟我提過這事。
(名):He made no mention of her work．
他根本沒提到她的工作。

4896.mentor(名)良師、導(dǎo)師
He fed on the great ideas of her mentor.
他以他導(dǎo)師的偉大思想為支撐。

4897.merchandise(名)商品
Ticketed the new merchandise．
為那個(gè)新產(chǎn)品貼上標(biāo)簽。

4898.merchant(名)商人
Venice was once a city of rich merchants.
威尼斯曾是富商云集的城市。

4899.mercy(名)慈悲；救濟(jì)
The commander showed mercy to the prisoners.
司令官對(duì)囚犯十分慈悲。

4900.mere(形)僅僅的
同義詞only
It took her a merre 20 minutes to win.
她只不過花了20分鐘就贏了。

4901.merely(副)僅僅地
That was merely a guess of mine.
那不過是我的猜測(cè)而已。

4902.merit(名)優(yōu)點(diǎn)、價(jià)值、長(zhǎng)處
I get the job on merit.
我憑才能得到這份工作。

4903.mess(名)雜亂、混亂
My hair's a real mess!
我的頭發(fā)太亂了。

4904.messy(形)雜亂的
同義詞dirty
The divorce was painful and messy.
那次離婚令人痛苦而又糾葛不清。