不松弛的

例句：

1. 1. The team is determined to achieve its goals without any slack.
   团队决心毫不松懈地实现目标。
2. 2. She has been working hard all year, and she is not going to relax now.
   她一年来一直努力工作，现在不会放松。
3. 3. The weather forecast predicts that the temperature will remain steady throughout the day.
   天气预报预测当天温度将保持平稳。