1、a sharpened knife cuts more cleanly
磨快了的刀切起來更利索。

2、Generations of urban living sharpened their wits.
世代居住在城市里使他們磨練了才智。

3、The soldiers sharpened up their knives.
戰(zhàn)士們把刀磨得鋒利。

4、A thin, sharpened side, as of the blade of a cutting instrument.
利刃一種薄而鋒利的側(cè)邊，如切割用具的刀鋒

5、Saudi Arabia and the Gulf states have sharpened their criticism.
沙特與海灣國家提升了批評調(diào)門。

6、A knife is sharpened on the grindstone;steel is tempered in fire.
刀在石上磨,鋼在火中煉。

7、The flat-edged cutting part of a sharpened weapon or tool
刀刃削磨用的武器或工具的刀口處用來切割的部分

8、When the students came in, sharpened pencils in hand, there was not a bluebook in sight.
學生們進來時，手里拿著削好的鉛筆，所見之處一本藍皮書也沒有。

9、Customers sometimes foolishly test his handiwork by touching the sharpened edge.
顧客有時候愚蠢地拿手去觸摸他磨好的刀鋒，以測試他的手藝。

10、He believed that Numbers sharpened debate.
他相信，數(shù)字會激化爭議。

11、The food crisis of the past 18 months has sharpened worries about how to feed the teeming slums.
貧民區(qū)人滿為患，如何向該地居民提供食物已成難題，而過去18個月的食品危機更加劇了人們對此問題的擔憂。

12、We set up the war-whoop, and sharpened the tomahawk;
我們確定了戰(zhàn)斗時的吶喊口號，磨利了我們的戰(zhàn)斧和尖刀。

13、Discipline has sharpened them up.
紀律使他們更有效率了。

14、Tell how you developed or sharpened a key characteristic — and the results achieved.
講講你是如何培養(yǎng)并提高自己某一重要特點的，以及由此取得的成績。

15、The tone of his letters has sharpened (ie become less friendly) recently
他最近來信的口氣變得刻薄起來.

16、And, having opened his big register, the geographer sharpened his pencil.
于是，已經(jīng)打開登記簿的地理學家，削起他的鉛筆來。

17、Coffee became popular with scholars as it sharpened the mind rather than dulled it like alcohol.
咖啡能提神，而且不像酒精那樣使人遲鈍，因此咖啡深受知識分子的喜愛。

18、The outline of the trees sharpened as it grew lighter.
隨著天色轉(zhuǎn)亮，樹的輪廓變得清晰了。

19、The debacle of the 2009 elections sharpened their scepticism.
而2009年選舉的慘敗，更加重了他們的懷疑。

20、The barber sharpened his razor on a strap
理發(fā)師在磨刀皮帶上磨剃刀。

21、Our minds are sharpened and our convictions are deepened through conversation.
透過交談，我們的心思變得敏銳、我們的信念也會更深刻。

22、Step 4 - the background is then stippled with a carbide tool sharpened to a needle point.
步驟4-背景，然后用削尖的點畫到一個針尖一硬質(zhì)合金工具。

23、The air of Paris had exhilarated her and sharpened her wits.
巴黎的空氣振奮了她，磨利了她的心智。

24、But they acknowledge that the recession has sharpened interest in generating revenue.
但他們承認經(jīng)濟危機加劇了創(chuàng)收的重要性。

25、The walk has sharpened my appetite.
散步增進了我的食欲。

26、They have sharpened their tongues like a serpent; adders' poison is under their lips. Selah.
他們使舌頭尖利如蛇，嘴里有虺蛇的毒氣。

27、The sea air sharpened our appetites.
海上的空氣增進了我們的食欲。

28、A thin, sharpened side, as of the blade of a cutting instrument
利刃一種薄而鋒利的側(cè)邊，如切割用具的刀鋒

29、The sharpened point of a quill pen
筆尖鵝毛筆磨細的尖

30、Knives can be sharpened by grinding them against a rough stone
刀能在一塊粗石上磨快。