Across
- 3. to maintain, keep in good condition (bảo quản, bảo tồn)
- 5. a narrow, thin shape with a sharp point at one end (gai nhọn, mũi nhọn)
- 6. a document, work of art, etc. produced for the first time (nguyên bản)
- 11. someone who studies human and animal minds and behavior (nhà tâm lý học)
- 13. the process of finding information, a place, or an object (sự khám phá ra)
- 14. the parts of a dead animal or a plant that have become hard and turned into rock (hóa thạch)
- 15. information or knowledge that is known about by only a few people and not told to others (bí mật)
- 16. someone who studies old human artefacts and remains. (nhà khảo cổ học)
- 18. any of the thin plates of hard material that cover the skin of many fish and reptiles (vảy)
Down
- 1. the standard of something when it is compared to other things like it; how good or bad something is (chất lượng)
- 2. someone who studies the Earth by looking at its rocks and soil (nhà địa chất học)
- 4. to arrive at the place that you have been travelling to (tới nơi)
- 5. the long nose and area around the mouth of some types of animal, such as a pig (mũi dài, phần mũi con vật)
- 7. to break down, ruin, put an end to (phá hủy)
- 8. someone who studies plant and animal life (nhà sinh vật học)
- 9. to recognize somebody/something and be able to say who or what they are (xác định)
- 10. the metal covering or special clothing that soldiers or police officers wear to protect their bodies (giáp (áo giáp, bộ giáp)
- 12. the structure of bones that supports the body of a person or an animal (bộ xương, bộ khung)
- 17. a person who studies something carefully and tries to discover new facts about it (nhà nghiên cứu)