Another example is action unit 4. It's the brow furrow.

另一个例子是动作单元4。它是眉间纹。

The rivers shaped the surface of the Earth, cutting their channels, furrowing out valleys.

河流改变了地球表面，刻削着河道并冲刷出山谷。

You want to also incorporate some facial movements like furrowing your eyebrows or looking concerned.

你也要做一些表情，比如皱眉或者流露出关切的眼神。

He was biting his lip, his forehead furrowed.

只见他咬着嘴唇，前额上起了皱纹。

Dumbledore watched the smoke closely, his brow furrowed.

邓布利多专注地望着轻烟，眉头紧锁。

Brow furrow, which is an indicator of confusion.

眉间的皱纹，是困惑的标志。

" OK, " she said, her brow furrowed as she continued to pace.

“好的。”她说，一边继续踱步一边皱起了眉头。

That displeased him; his alabaster brow furrowed. He shook his head, frowning.

这是他有点不快。他摇了摇头，皱了皱眉他光滑白皙的眉毛。

You drench its furrows and level its ridges; you soften it with showers and bless its crops.

你浇透地的犁沟，润平犁脊，降甘霖使地软和；其中发长的，蒙你赐福。

My bad habits must be destroyed and new furrows prepared for good seed.

那些坏习惯必须戒除，我要在新的田地里播种好的种子。