I descended by popping balloons with a knife or cutting them free, and climbed by throwing off some of my ballast water.

我要下降时，就用一把刀捅破一些气球，或者割掉绳子放飞它们。要上升时，就扔掉一部分用来压重的水。

youdao

Truth cuts you like a knife, but will set you free.

事实就像刀子一样割你，但却让你自由。

youdao

There is no given rules to be followed for gouache by painting knife. Each individual can try, practise, study and create in the most free way of his own will.

水粉画画刀技法无古法可循，尽可根据个人愿望，以最自由的方式去尝试、实验、研究和创造。

youdao

At an event for local councillors, who made short work of the free wine and sandwiches, Sir Menzies was handed a knife to cut the celebratory cake.

BBC: TODAY'S AGENDA

The pan-fried duck schnitzel is grease-free perfection, crunchy on the outside and fragrantly moist when the knife meets the cutlet.

NEWYORKER: The Marrow

Mr Cortiglia has pledged to introduce free weekend travel on the Underground and a minimum five-year prison sentence for knife crime if elected mayor on 3 May.

BBC: UK Politics