spiral-bound
US /ˈspaɪ.rəl.baʊnd/
UK /ˈspaɪ.rəl.baʊnd/

1.
berjilid lingkaran, berjilid spiral
bound with a spiral of wire or plastic passing through holes punched along one edge
:
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The notebook was spiral-bound, making it easy to open flat.
Buku nota itu berjilid lingkaran, menjadikannya mudah dibuka rata.
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She preferred spiral-bound calendars for their durability.
Dia lebih suka kalendar berjilid lingkaran kerana ketahanannya.