长打

例句：

1. 1. We need to work hard to achieve our goals.
   我们需要努力工作来实现我们的目标。
2. 2. He has been working on this project for months now.
   他已经在这个项目中工作了几个月了。
3. 3. The company is committed to long-term growth and development.
   该公司致力于长期增长和发展。