But for marine ecologist Dave Johnston, the drone itself is a cutting edge tool for ocean science.

但对于海洋生态学家戴夫·约翰斯顿来说，无人机本身就是种研究海洋科学的尖端工具。

A team of scientists, equipped with cutting edge tools, now tackles the long-standing mysteries of the disaster that could rewrite the Titanic's story.

备了尖端工具的科学家现在正在决这场灾难的谜团，这可能会改写克号的故事。

With all of that, the face is becoming more and more rendered, and I'm sure some people will still be tempted to get carried away with an airbrush or other soft edge tool.

尽管如此， 脸部变得越来越渲染，我相信有些人仍然会忍不住使用喷枪或其他软边工具。

I then mentioned our steel, but the foreigner elevated his nose and asked me if our steel could have executed the sharp carved work seen on the obelisks and which was wrought altogether by edge tools of copper.

于是我提到了我们的钢材，但那位外国人却傲慢地扬起鼻子，反问我，我们的钢能否完成在方尖碑上所见的精细雕刻，而那些雕刻完全是使用铜质刃具完成的。