单词 | tetra |
释义 | tet·ra (tĕtrə) n. Any of numerous small colorful tropical freshwater fishes chiefly of the family Characidae, such as the neon tetra, often kept in home aquariums. [Short for New Latin Tetragōnopterīnī, group name : Late Latin tetragōnum, tetragon; see TETRAGON + Greek pteron, wing.] |
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