懈怠

例句：

1. 1. The team's performance has been lax recently.
   这个团队最近的表现松懈。
2. 2. He is lax with his work and often gets late for meetings.
   他对工作很松懈，经常开会迟到。
3. 3. The coach needs to be stricter with the players to prevent a lax attitude in the team.
   教练需要对球员们更加严格，以防止球队态度松懈。