為了防止灰塵，請把食物蓋好。
To prevent dust, please cover the food well.
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Example sentences
為了防止火災發生，我們應該定期檢查電線。
为了防止火灾发生，我们应该定期检查电线。
To prevent fires, we should check the electrical wiring regularly.
各國政府加強合作，防止恐怖主義威脅平民安全。
Governments of many countries are strengthening cooperation to prevent terrorism from threatening civilian safety.
為了防止病毒傳播，病人必須接受隔離。
To prevent the spread of the virus, patients must be isolated.
我們必須採取措施防止傳染病的擴散。
We must take measures to prevent the spread of infectious diseases.
Usage Notes
Used when taking measures beforehand to stop something undesirable from happening.
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