Government bonds sold off, and the pound sterling sank to a near 40-year low.

政府债券遭到抛售，英镑跌至近 40 年来的最低点。

Does this show that international investors are losing confidence in the pound sterling and the UK economy as a whole?

这是否表明国际投资者正在对英镑和整个英国经济失去信心呢？

In Great Britain they use the pound. It is written GBP, but it's often called the pound sterling.

在英国，他们使用英镑。它写成 GBP，但它通常被称为英镑。