opsimath
opsimathy opsin opsonic opsonification opsonify opsonin opsonise opsonization opsonize opt optant optative optic optic disk optical optic(al) optical art optical illusion optically opticator optician opticist optics optimal Optimal capacity Optimal distribution Optimal level of pollution optimality optimate |
opsimath /'ɔpsimæθ/
danh từ
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