每天背單詞 第313期

necessitate

英 [n??ses?te?t] 美 [n??ses?te?t]

vt. 使成為必需，需要；迫使

例句：

The thriving obsidian operation, for example, would necessitate more miners, additional manufacturers of obsidian tools, and additional traders to carry the goods to new markets.
例如，蓬勃發(fā)展的黑曜石業(yè)務(wù)將需要更多的礦工、更多的黑曜石工具制造商和更多的貿(mào)易商將貨物運往新市場。

Does it necessitate a more convoluted build process?
是否需要更加復(fù)雜的構(gòu)建過程？

We have said the the real cause has to necessitate its effect.
我們說過真正的成因必須是結(jié)果的必要影響。

policeman

英 [p??li?sm?n] 美 [p??li?sm?n]

n. 警察，警員；[分化] 淀帚（橡皮頭玻璃攪棒）

例句：

An injured policeman was led away by colleagues.
一位受傷的警察被同事們帶走了。

The policeman reached down and petted the wolfhound.
警察伸出手，摸了摸那條獵狼犬。

The policeman asked me to blow into the breathalyser.
警察要我對著呼吸檢測儀吹氣。

meek

英 [mi?k] 美 [mi?k]

adj. 溫順的；謙恭的；馴服的

n. (Meek)人名；(英)米克

例句：

On the surface she seemed meek, rather insipid.
她表面上看似溫順，其實乏味無趣。

He expected his daughters to be meek and submissive.
他期望女兒都溫順聽話。

They are meek.
它們是溫順的。

activate

英 [??kt?ve?t] 美 [??kt?ve?t]

vt. 刺激；使活動；使活潑；使產(chǎn)生放射性

vi. 激活；有活力

例句：

Anything from cosmic rays to radiation to diet may activate a dormant oncogene.
從宇宙射線到輻射到日常飲食，任何東西都可能激活潛伏的致癌基因。

Now they are trying to figure out what molecular signaling processes activate those seed-building genes in resurrection plants—and how to reproduce them in crops.
現(xiàn)在他們正試圖弄清楚是什么分子信號過程激活了復(fù)活植物的種子構(gòu)建基因——以及如何在作物中復(fù)制它們。

Your jaw muscles activate sympathetically when you see me initiate my reach for the glass, but only when I am reaching to have a drink.
當你看見我伸手去拿水杯時，你下頜的肌肉感應(yīng)性地活躍起來，但只是在我為了喝水而伸手拿的時候。

harvest

英 [?hɑ?v?st] 美 [?hɑ?rv?st]

n. 收獲；產(chǎn)量；結(jié)果

vt. 收割；得到

vi. 收割莊稼

例句：

The poor harvest caused prices to rise sharply.
收成不好導(dǎo)致物價急劇上漲。

The vegetable harvest is disastrously behind schedule.
蔬菜收割災(zāi)難性地滯后于計劃。

Rice farmers here still plant and harvest their crops by hand.
這里的稻農(nóng)仍然用手工種植和收割莊稼。

回顧

1. necessitate
2. policeman
3. meek
4. activate
5. harvest