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oxygen
A colorless, odorless gas. It is needed for animal and plant life. Oxygen that is breathed in enters the blood from the lungs and travels to the tissues.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Health care
- Category: Cancer treatment
- Company: U.S. HHS
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ผู้สร้าง
- Lionel M
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