Often the acoustics make it hard to identify where sounds are coming from.

这种声学效果通常会使得声音的来源难以辨别。

youdao

It sounds like you're going through a really hard time right now.

听起来你现在过得很艰难。

youdao

Sounds hard to believe?

听起来难以置信？

youdao

It mixes the sounds of hard punk and heavy metal rock and roll.

VOA: special.2009.11.06

So I just sit in there and work on, work on the sounds that are hard for my English tongue to produce.

有一些和英语发音不同的地方让我感到很难，我会长时间地练习这些发音。

想学好英语吗？ - SpeakingMax英语口语达人

The song is built from a weepy, descending bass line that is answered by a high figure, which plays a clump of small, hard sounds that are like both live instruments and computer-generated signals.

NEWYORKER: Atomic Clock

Turning a solid material like coal into a liquid it sounds hard to do, and it is hard to do.

NEWYORKER: Unconventional Crude

This is not as hard as it sounds.

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