每天背單詞 第215期

multiplication

英 [?m?lt?pl??ke??n] 美 [?m?lt?pl??ke??n]

n. [數(shù)] 乘法；增加

例句：

There will be simple tests in addition, subtraction, multiplication, and division.
將會有加減乘除的簡單測試。

Composition is multiplication.
組合是乘法。

You're not doing your multiplication tables.
你不是在做乘法表。

beetle

英 [?bi?tl] 美 [?bi?tl]

n. 甲蟲；大槌；捶布機(jī)；拼甲蟲（一種擲骰子游戲）

v. 急忙來回；突出；用槌打；用捶布機(jī)捶（布）

adj. （人的眉毛）粗濃而突出的

n. (Beetle) （美）比特爾（人名）

n. (Beetle) “甲殼蟲”小汽車（一款大眾牌小汽車的英文名）

例句：

He spied the beetle; the drooping tail lifted and wagged.
他發(fā)現(xiàn)了甲蟲；下垂的尾巴翹了起來，搖擺著。

Healthy trees are also better able to fend off bark beetle.
健康的樹木也能更好地抵御樹皮甲蟲。

The first thing the beetle did was to take him by the finger.
甲蟲做的第一件事就是咬住他的手指。

dependence

英 [d??pend?ns] 美 [d??pend?ns]

n. 依賴；依靠；信任；信賴

例句：

It liberated industry from dependence on running water.
它使工業(yè)擺脫了對自來水的依賴。

Only a few kinds of drugs can cause physical dependence.
只有少數(shù)幾種藥物能引起身體的依賴性。

America's almost complete dependence on automobiles has been a terrible mistake.
美國幾乎完全依賴汽車的做法是一個可怕的錯誤。

genius

英 [?d?i?ni?s] 美 [?d?i?ni?s]

n. 天才，天賦；精神

n. （Genius）妙選

例句：

She was extolled as a genius.
她被譽為天才。

He's a genius at organizing people.
他是人員組織方面的天才。

Where do you draw the line between genius and madness?
天才和瘋狂之間如何劃界呢？

spacecraft

英 [?spe?skrɑ?ft] 美 [?spe?skr?ft]

n. [航] 宇宙飛船，航天器

例句：

The two spacecraft will link up in orbit.
兩艘宇宙飛船將在軌道上對接。

A radio signal was sent to the spacecraft.
向宇宙飛船發(fā)出了無線電信號。

The spacecraft burned up as it entered the earth's atmosphere.
宇宙飛船進(jìn)入地球大氣層時被燒毀。

回顧

1. multiplication
2. beetle
3. dependence
4. genius
5. spacecraft