1. It is clearly prudent to take all precautions. 采取一切防范措施显然是慎重的。
2. We didn't take any precautions and I got pregnant. 我们没有采取任何避孕措施,所以我怀孕了。
3. You must take all reasonable precautions to protect yourself and your family. 你必须采取一切合理的预防措施,保护自己和家人。
4. While many people insure against death, far fewer take precautions against long-term loss of income because of sickness. 虽然许多人买人寿险,但很少有人采取预防措施以避免因疾病而造成的长期收入损失。
5. A few precautions can help most climbers avoid altitude sickness. 一些预防措施可以帮助大多数登山者避免高原反应。