每天背單詞 第404期

opportunity

英 [??p??tju?n?ti] 美 [?ɑ?p?r?tu?n?ti]

n. 時(shí)機(jī)，機(jī)會(huì)

例句：

It was a wasted opportunity.
這白白浪費(fèi)了一次機(jī)會(huì)。

Here is your opportunity.
你的機(jī)會(huì)來了。

It was too good an opportunity to miss.
這個(gè)機(jī)會(huì)太好了，不容錯(cuò)過。

digestion

英 [da??d?est??n; d??d?est??n] 美 [da??d?est??n,d??d?est??n]

n. 消化；領(lǐng)悟

例句：

No liquids are served with meals because they interfere with digestion.
上菜時(shí)不提供飲料，因?yàn)闀?huì)妨礙消化。

Digestion begins in the mouth with the action of saliva.
消化是在口腔中唾液的作用下開始的。

With larger stomachs and slower digestion, you don't need as much energy.
有了更大的胃和更慢的消化速度，你就不需要這么多能量了。

penicillin

英 [?pen??s?l?n] 美 [?pen??s?l?n]

n. 盤尼西林（青霉素）

例句：

He was treated with penicillin injections.
他接受了青霉素注射。

One dose of penicillin can wipe out the infection.
一劑青霉素即可消除感染。

Farmers often give penicillin to beef and poultry, and because of this, penicillin has been found in the milk of treated cows.
農(nóng)民經(jīng)常給牛肉和家禽注射青霉素，正因?yàn)槿绱?，在被注射過青霉素的奶牛的奶中發(fā)現(xiàn)了青霉素。

refinement

英 [r??fa?nm?nt] 美 [r??fa?nm?nt]

n. 改進(jìn)，改善；有教養(yǎng)；精制；文雅；[化工][油氣][冶] 提純

例句：

Phase III, from March 1991 to March 1993, focused on the refinement and institutionalization of these activities.
從1991年3月到1993年3月，第三階段的重點(diǎn)是對(duì)這些活動(dòng)做精細(xì)的改進(jìn)并且使其制度化。

This particular model has a further refinement.
這一款式又有了進(jìn)一步的改進(jìn)。

The new plan is a refinement of the one before.
新計(jì)劃比原計(jì)劃有改進(jìn)。

realization

英 [?ri??la??ze??n; ?r??la??ze??n] 美 [?ri??l??ze??n]

n. 實(shí)現(xiàn)；領(lǐng)悟

例句：

It was the realization of his greatest ambition.
這就實(shí)現(xiàn)了他的宏偉抱負(fù)。

We shall gladly lend every effort in our power toward its realization.
我們將樂意為它的實(shí)現(xiàn)而竭盡全力。

Without the participation of intellectuals, the realization of the four modernizations is impossible.
沒有知識(shí)分子的參加，實(shí)現(xiàn)四化是不可能的。

回顧

1. opportunity
2. digestion
3. penicillin
4. refinement
5. realization