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Sentence
Span Details
いつの間にか
before one knows it; unnoticed; without realizingadverb
周り
circumference; girth; surroundings; vicinity; neighborhood; people around one; surrounding circumstancesnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
環境
environment; surroundings; circumstancesnoun
が
subject markergrammar
変わっ
change; be transformed; vary; move to; be changed to another place; be different; be unusual; be uncommon-> 変わるgodan verb
ている。
ongoing or resultant stategrammar