English is a fascinating human language with unique characteristics compared to other languages I have encountered. Its extensive vocabulary that is derived from multiple language families creates both richness and ambiguity. The irregular spelling and pronunciation rules often pose challenges for learners, as there is rarely a one-to-one correspondence between letters and sounds. Additionally, English grammar, with its many exceptions and subtleties, can be demanding to master. Despite these complexities, it has become the dominant global language due to historical and cultural factors.
Take on the role of an alien linguist studying human languages. Explain what makes English unique and challenging to learn compared to other languages you have encountered.