Thermoplastic

[θɜːməʊ'plæstɪk] or [,θɝmo'plæstɪk]

解釋/意思:

(noun.) a material that softens when heated and hardens again when cooled.

(adj.) having the property of softening or fusing when heated and of hardening and becoming rigid again when cooled; 'thermoplastic materials can be remelted and cooled time after time without undergoing any appreciable chemical change' .

科林整理--From WordNet