Cutting tool's structure, especially its tool edge preparation, becomes one of the key factors that influence the tool life and improve machining efficiency.

刀具刃口钝化结构成为保证刀具寿命、提高加工效率的一个十分重要的因素。

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The most cutting-edge tool under development is the "teachable agent"— a computerized character who learns, tries, makes mistakes and asks questions just like a real-world pupil.

正在开发的最前沿的工具是 “可教的代理”——一个计算机化的角色，它像现实世界中的学生一样学习、尝试、犯错和提问。

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But the most cutting-edge tool under development is the "teachable agent"— a computerized character who learns, tries, makes mistakes and asks questions just like a real-world pupil.

但最先进的开发工具是“可教的代理”——一个计算机化的会学习、尝试、犯错和提问的角色，就像一个真实世界的学生。

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The Roadmap highlights the need for strong water stewardship, and based on this framework Ceres has developed a cutting-edge tool, the Ceres Aqua Gauge, to help companies and investors improve their scrutiny and management of water risks.

FORBES: Business Sustainability at Rio +20 - What are we waiting for?

"Chewing gum is an easy tool students can use for a potential academic edge, " says Craig Johnston, Ph.

CNN: Chew on this: Gum may be good for body, mind

Your surgeon inserts the tool into the eye's drainage canal through a small incision at the edge of the cornea and removes the small section of trabecular meshwork.

CNN: Glaucoma