The spelling of the word "real robot" is straightforward. "Real" is spelled r-iː-l and "robot" is spelled r-əʊ-b-ɒ-t. In terms of phonetics, the "r" sound is pronounced with the tongue curled back towards the roof of the mouth, the "oo" sound in "robot" is pronounced with rounded lips, and the stress is on the first syllable of both words. The word "real" refers to something that actually exists, while "robot" refers to a machine designed to carry out a specific task. Together, they describe an actual machine that performs tasks.
The word "robot" originated from the Czech word "robota", which means "forced labor" or "drudgery". It was coined by the Czech writer Karel Čapek in his 1920 play called "R.U.R". (Rossum's Universal Robots). The play depicted artificial beings that were created to perform human-like tasks, but eventually rebelled against their creators. Since then, the term "robot" has become widely used to refer to autonomous machines or mechanical beings.
The addition of "real" to the term "robot" implies a distinction between fictional robots and actual machines that are capable of performing tasks automatically. It highlights the fact that "real robots" exist in the physical world, rather than being merely fictional or speculative. The term "real robot" is often used to differentiate actual robots from the various depictions of robots in science fiction literature, movies, and other media forms.