at that time ne demek?

Speculation at that time focused on the idea that the inhabitants of Mars had similar levels of intelligence and civilisation to ourselves.YÖKDİL Fen 2026/1

Archaeologists who have revealed 400,000year-old ivory objects in Ukraine suggest that these artefacts ---- as cutting tools due to the softness of ivory, but ---- as teaching aids for children at that time.YDS 2025/3

One of the reasons for the ---- of science during the Middle Ages was that very few could learn of new discoveries since the printing press did not exist at that time, limiting the dissemination of scientific information.YÖKDİL Sosyal 2025/1

Halley predicted it would return in 1758, which it really did at that time.YDS 2024/2

At that time the body produces more of chemicals called hormones.YKSDİL 2023

The first computer, designed by an English inventor named Charles Babbage in the 1830s, was mechanical, not electronic, because at that time scientists did not yet know how electricity worked.YÖKDİL Sosyal 2022/1

The atmosphere at that time was probably a mixture of nitrogen with gases such as carbon monoxide and water vapor, or perhaps methane.YÖKDİL Fen 2019/1

Moreover, she believed that nursing provided an ideal independent calling full of intellectual and social freedom for women, who at that time had few other career options.YÖKDİL Sağlık 2019/1