Question: ・ー・ー・・・ー・・ー・


Sample: ・・ー・ー・・・・ー・

Answer: quotation_mark


Sample: ・ー・ー・・ー・・ー

Answer: supercharger

Sample: ・ー・ー・・・・・・・・ー

Answer: paper_chromatography


Keywords: Japanese language, Katakana, English language


Solution:
  1. Find a Japanese word which match the pattern in the question where is a Katakana, and is itself.
  2. Translate the word into English.
  3. Replace spaces with underscores _.

Answer: user_interface