The challenge is to remain open to very powerful emotions and, rather than shutting down, channel them into the images.

因为你要对非常强烈的情绪保持开放的心态，将这些情绪呈现到照片里而不是屏蔽在照片之外。

The water come down channel like a scouring brush and churn her up.

水像一把刷子一样顺着河道流下来， 搅动着她。