第0179期-英語(yǔ)四級(jí)單詞每天背
crowd
英 [kra?d] 美 [kra?d]n. 人群;一伙人;百姓,凡夫俗子;(尤指體育運(yùn)動(dòng)賽事的)觀眾,聽眾
v. 聚集,群集;靠近,盯著;催促,催逼(因而把人激怒或惹惱);擠滿,塞滿
例句:An expectant crowd gathered.
滿懷期待的一群人聚在了一起。
The crowd dispersed quickly.
人群很快便散開了。
The crowd reacted violently.
人群反應(yīng)強(qiáng)烈。
cavity
英 [?k?v?ti] 美 [?k?v?ti]n. 洞,腔;(牙齒的) 齲洞
例句:Through this incision, the abdominal cavity is distended with carbon dioxide gas.
通過此切口,二氧化碳?xì)怏w把胸腔充得腫脹起來。
What is most noticeable is this cavity, this fluid-filled cavity that begins to develop.
最明顯的是這個(gè)腔,這個(gè)充滿液體的腔開始發(fā)育。
In contrast to cavity QED systems, the researchers can custom tailor the circuitry in many areas.
與腔 QED 系統(tǒng)相比,研究人員可以在許多領(lǐng)域定制電路。
repel
英 [r??pel] 美 [r??pel]v. 擊退,驅(qū)逐;抵御,驅(qū)除;使厭惡,使反感;抵制,不愿接受;排斥,相斥
例句:They have fifty thousand troops along the border ready to repel any attack.
他們沿邊界有5萬軍隊(duì),隨時(shí)準(zhǔn)備擊退任何進(jìn)攻。
Ants store food, repel attackers and use chemical signals to contact one another in case of attack.
螞蟻儲(chǔ)存食物,擊退攻擊者,并使用化學(xué)信號(hào)聯(lián)系彼此以防被攻擊。
Like poles repel each other.
同極相斥。
presently
英 [?prezntli] 美 [?prezntli]adv. 現(xiàn)在,目前;不久,隨即;馬上,很快
例句:She is presently living in Milan.
她現(xiàn)居米蘭。
The island is presently uninhabited.
那個(gè)島目前還沒人居住。
These are the courses presently available.
這些就是現(xiàn)有的課程。
destructive
英 [d??str?kt?v] 美 [d??str?kt?v]adj. 破壞性的,毀滅性的
例句:He was unable to contain his own destructive feelings.
他無法克制自己的消極情緒。
The war was a paradigm of the destructive side of human nature.
那場(chǎng)戰(zhàn)爭(zhēng)盡顯人性中具有破壞性的一面。
Tanks are heavy on fuel, destructive to roads and difficult to park.
坦克耗油量大,對(duì)道路有破壞性,并且難以停放。
回顧
- crowd
- cavity
- repel
- presently
- destructive