The story in the comic book is ahead of their television counterpart.
The comic book is ahead of the television broadcasts in terms of its story.
ご質問ありがとうございます。
① "The story in the comic book is ahead of their television counterpart."＝「漫画の話の方がテレビのよりも進んでいます。」
② "The comic book is ahead of the television broadcasts in terms of its story."＝「漫画の方がテレビの放送よりも話が進んでいます。」
ご参考までに。
"The manga is further along in the story than the anime."
"The manga is further ahead than the anime."
"the manga" 「漫画」
"〇〇 is further ahead than ~" 「〇〇の方がは〜より話が進んでいます」
"the anime" 「アニメ」
"The manga is further along in the story than the anime."
"further along in the story" 「話が進んでいます」
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