1. I sharpened the leads to a fine point.
   我把铅笔芯削得尖尖的。
2. "Start sharpening your transferrable skills," Levit said.
   " Levit说：“开始磨练你的可转移技能吧。”
3. This exercise will help students sharpen up their reading skills.
   这个练习将帮助学生提高阅读能力。
4. She needs to sharpen up before next month’s competition.
   下个月比赛之前，她的水平需要提高一下。
5. The training is designed to sharpen the fighter’s reflexes.
   这项训练是为了加快作战者的反应速度。
6. Knives can be sharpened by grinding them against a rough stone.
   刀能在一块粗石上磨快。
7. A knife is sharpened on the grindstone;steel is tempered in fire.
   刀在石上磨,钢在火中炼。
8. Please sharpen this pencil.
   请削尖这支铅笔。
9. Discipline has sharpened them up.
   纪律使他们更有效率了。
10. Debates sharpen one's wits.
    辩论增长才智。
11. He sharpened the scythes on the grindstone, slaughtered a pig, caught and salted fish, ground barley in a water-driven gristmill and grew and stored potatoes.
    他用砂轮磨镰刀，宰猪，抓鱼腌鱼，在水磨坊碾大麦，种土豆收土豆。
12. Dealing with suppliers directly, the importers are able to compute the cost of purchase more pellucidly, sharpen their own competitive edge and enlarge their proportion of the market share.
    各国买家在和供应商的直接成交中，能更透明的计算其采购成本，增强市场竞争能力，扩大市场占有份额。

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