The mass of the intervening galaxy acts like a lens, hence the term, and it can have all sorts of weird effects on the light.

大多数介入其中的星系就像透镜一样发挥作用，所以“引力透镜”因此得名；同时经过的光线会发生各种各样离奇的效应。

youdao

This complex region of gas and dust, where numerous massive stars are born, lies near the heart of the Milky Way galaxy, and is heavily obscured by intervening dust clouds.

这是充满气体、尘埃的复杂区域，大量蓝巨星在其中诞生。它位于银河系中心附近，被星际尘埃重重遮蔽。

youdao