只不过他要杀人，又怎用得着亲自动手？

Of course, a man of his statue doesn't kill with his own hands.

尽管她很悲伤，她还是不得不亲自动手清理他的遗物。

As sad as she was, she had to clear his belonging.

敏甚至亲自动手用一个大锤砸毁了其中的一台坏冰箱。

He even smashed a fridge with a sledgehammer on his own.

也许，要懂得作者写作过程中的细微末节，最简便的办法不是读而是写，亲自动手对字句的艰难险阻进行试验。

Perhaps the quickest way to understand the elements of what a novelist is doing is not to read, but to write; to make your own experiment with the dangers and difficulties of words.

他有这样一种超凡的能力：擅长鼓舞人，并且深知只有实际观察、亲自动手才能让人爱上科学，而这一点他自己做得十分出色。

He had this extraordinary ability: he was both an inspiring person and he understood the way to turn people on to science was practical work, and he did that excellently.