polyhydric alcohol
(rail transport) A lineup or sequence of railroad carriages or cars, with or without a locomotive, that form a unit.
Any nanoscale object
(geometry) Either of two points which trisect a given line segment.
(chemistry) A polyol
そのポリオールは化粧品の配合で保湿剤として働き、肌のうるおいを向上させた。
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