Could you please help me to understand this sentence? Her eyebrows had the graceful arch of a raptor's wings in flight.

What's the meaning of "trail" here? 1 Richard knew that the ground dropped off sharply on the other side of the trail, and he would be able to get an unobstructed view of the sky. 2 At the edge of the water, Hawkers Trail knitted in and out of the trees, in some places open to view, in some places hidden. Richard had been on that part of the trail many times.

What's the meaning ? People say "Trouble sires three children".What's the meaning of this sentence? Does it mean troubles always come together?

请大家帮我翻译一句话 会而必议，议而必决，决而必行，行而必果 这个是要在公司当做宣传画的，请帮忙翻译

is this sentence right? Above for reference only. if it's wrong,could you help me correct it?

which words should be chose? to describe the heat influence i want to describe the welding heat influence? large , small and ordinary or some words else?

a question about loneliness How to keep yourself away from loneliness? I found as we grew up,loneliness comes more and more nearly. How to be optimistic?

About BACK TO THE FUTURE I love the movies BCAK TO THE FUTURE 1 2 3 ,who can help me to find the fictions in the internet? Could you send me a link? Thanks very much!