Japanese with Manga

Not understanding at all with 全然〜ない

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ご注文はうさぎですか? » Volume 1 » Page 106

During an underwater-breath-holding contest, Cocoa begins a game of charades. Her gestures are unclear to Syaro.

シャロ:
全然(ぜんぜん)わからない
“I don't understand at all.”
Literal: “I do not understand at all.”
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