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[[]] (two opening square brackets, two closing square brackets) used to enclose text deleted in the ancient document but still legible or restorable. %5B%5B {noformat}[[{noformat} must be changed to ⟦ ‘left white square bracket’, U+27E6; ]] {noformat}]]{noformat} must be changed to ⟧ ‘right white square bracket’, U+27E7.
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