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| 굴과 (gulgwa, Crassostrea angulata, Crassostrea gigas, Crassostrea virginica, Ostrea chilensis, Ostrea edulis, Ostrea laperousei, Ostrea lurida, Ostrea lutaria, Ostreidae, Saccostrea commercialis, Saccostrea glomerata) | |||
| ostron: 3 phrases in 1 subject |
| Ichthyology | 3 |