head,头，strong,强壮的，强硬的。

1. She was very headstrong, and very together.

她非常倔强，又非常精干。

2. The trouble with her is that she is too headstrong.

她的毛病是太固执.

3. She's hopelessly headstrong; she always gets up against people around her.

她任性得无要救药, 老是同周围的人闹别扭.

4. The headstrong impetuous man rushed into things without forethought.

这个顽固的莽汉,不预先考虑,仓促行事.

5. He's been willful and headstrong from a baby.

他从小就固执任性.