不超过

• at the most
• not more than
• no more ... than ...
• not exceeding

例句

1. 我参加聚会的时间必须不超过两个小时。
   I must limit myself to two hours here in the party.
2. 最远不超过十英里。
   It's ten miles away, at the farthest.
3. 我将待在这里最多不超过三天。
   I'll stay here not more than three days.