好词典

ductile

UK //ˈdʌk.taɪl//US //ˈdʌk.təl//

词源

源自拉丁语 ductilis(可牵引的),来自 ducere(拉、引导),14世纪晚期进入英语。

adjective

❶ 指金属等材料容易被拉伸成细丝而不易断裂的特性,形容物质具有延展性。

“Gold is the most ductile of all metals.”

(黄金是所有金属中延展性最好的。)

“Copper wires are made using its ductile property.”

(铜线是利用铜的延展性制成的。)

❶ 形容人或性格容易受外界影响、顺从或可塑性强,略带贬义。

“He was too ductile to resist peer pressure.”

(他性格太软弱,无法抵抗同龄人的压力。)

“Her ductile nature made her easily influenced by others.”

(她易受影响的性格让她容易被他人左右。)

同义词:malleable, pliable, flexible

常见短语

ductile fracture — 材料在断裂前发生明显塑性变形的断裂方式,与脆性断裂相对。

“The steel beam showed signs of ductile fracture after the stress test.”

(钢梁在应力测试后显示出延性断裂的迹象。)