thermoplastic
thermoplastic — 形容詞
1. describing a substance, especially a plastic, that becomes soft and easy to shap
熱塑性
加熱後可塑形、冷卻後變硬
describing a substance, especially a plastic, that becomes soft and easy to shape when heated, and becomes hard again after it cools down
Many parts in Christopher's bicycle are made of thermoplastic materials that can be recycled.
Christopher 腳踏車的許多零件是由可回收的熱塑性材料製成的。
thermoplastic + noun (materials / parts)
The factory uses a thermoplastic glue that melts when heated and hardens as it cools.
這間工廠使用的熱塑性膠水加熱會融化，冷卻後凝固。
Thermoplastic polymers are common in 3D printing because they soften under heat.
熱塑性聚合物因為遇熱會軟化，在 3D 列印領域很常見。
Unlike thermosetting plastics, thermoplastic substances can be melted and reshaped many times.
與熱固性塑膠不同，熱塑性物質可以多次熔化並重新塑形。
Isabela chose a thermoplastic filament for her 3D printer because it was easy to shape.
Isabela 為她的 3D 印表機選擇了熱塑性線材，因為它容易塑形。
- thermosetting
describes materials that harden permanently after one heating and cannot be reshaped
用法筆記
Frequently used attributively before nouns such as material, polymer, resin, or filament. Contrasts with thermosetting, which describes materials that set permanently after one heating.
常見錯誤
thermoplastic — 名詞
1. a type of plastic that softens upon heating so that it can be molded into a new
熱塑性塑料
加熱可塑形、冷卻後硬化的塑膠材料
a type of plastic that softens upon heating so that it can be molded into a new shape, and becomes hard and stiff again once it cools down
Noor used a thermoplastic for her kitchen knife handle because it is strong and lightweight.
Noor 用一種熱塑性塑料來做她廚房刀的握柄，因為它又堅固又輕。
a + thermoplastic (countable, singular)
Thermoplastics like acrylic and nylon are common in everyday household products.
丙烯酸樹脂和尼龍等熱塑性塑料在日常生活用品中很常見。
Thermoplastics like [examples]
The engineer tested a new thermoplastic that stays flexible even in cold weather.
那位工程師測試了一種即使在低溫下也能保持柔軟的新型熱塑性塑料。
Ravindra learned to shape thermoplastics by heating them with a hot-air gun.
Ravindra 學會了用熱風槍加熱來塑形熱塑性塑料。
- thermoset
a plastic that hardens permanently after one heating cycle
用法筆記
Can be used as a countable noun for individual types (a thermoplastic, several thermoplastics) or as an uncountable mass noun for the material category in general.