研究者提到当运用一种特殊的可塑材料置入的时候病人在他们的咽喉处不会感觉到什么。
Researchers say patients shouldn't feel anything in their throat when the device is inserted thanks to a special plastic material used.
乙烯基塑料，也称搪胶塑料实际上是一种可塑性强的材料。
Vinyl, or roto-cast vinyl is actually a very malleable material.
混凝土是一种综合性能优良的传统建筑材料，其经济性，可塑性和耐久性尤为突出。
The concretes are one overall performance fine tradition building material, its efficiency, plastic and durable outstandingly.
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