Sans aucun doute (en. Doubtless)

Translation into French

By the end of the hand axe epic, Homo sapiens - as they were then called, finally - were doubtless finding new ways to amuse and amaze each other by, who knows, telling jokes, storytelling, dancing, or hairstyling.
A la fin de l'épopée des haches, les Homo sapiens - comme on les appelle alors, finalement - trouvaient sans doute de nouvelles façons de s'amuser et de s'étonner les uns les autres qui sait, en racontant des blagues, des histoires, en dansant ou en se coiffant.
Example taken from data source: NeuLab-TedTalks_v1
His size, his wild look, his majesty, doubtless contributed to his wide presence in the Scandinavian mythology.
Son gabarit, son allure sauvage, sa majesté, ont sans doute contribué à sa large présence dans la mythologie nordique.
Example taken from data source: CCAligned_v1
Our guest has journeyed far and is doubtless fatigued.
Notre hôte vient de loin et il est sûrement très fatigué.
Example taken from data source: OpenSubtitles_v2018
Doubtless one of the best of the Rioja, a wine that shows us its quality year by year, at a very acceptable price.
Sans doute l'un des meilleurs de la Rioja, un vin qui nous montre sa qualité année par année, à un prix très acceptable.
Example taken from data source: CCAligned_v1
Doubtless an enriched book which is going to arouse the attention.
Sans doute un livre enrichi qui va susciter l'attention.
Example taken from data source: CCAligned_v1
Many more will doubtless arise in the course of the discussion.
Bien d'autres vont sans aucun doute surgir au cours de nos discussions.
Example taken from data source: EUbookshop_v2
As you've doubtless heard, it's under quarantine.
Comme vous l'avez sans doutes entendu, il est en quarantaine.
Example taken from data source: OpenSubtitles_v2018