记忆方法
将“ductile”分解为“duct”和“ile”，想象导管（duct）中流动的液体非常顺畅（ile），就像一些金属或材料可以被拉长或变形而不易断裂，以此记住“ductile”表示具有延展性、可塑性的特征。
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中文词源
ductile 可延展的
来自duct, 导管，管道。
英语词源
- ductile (adj.)
- mid-14c., from Old French ductile or directly from Latin ductilis "that may be led or drawn," from past participle of ducere "to lead" (see duke (n.)). Related: Ductility.
权威例句
- 1. ' steel in this class is tough, ductile and easily machined. "
- 这种钢强韧, 延展性好,而且容易加工.
- 2. Shrinkage and dispersed shrinkage are the special waster of ductile iron.
- 缩孔和缩松是球墨铸铁特有的废品现象.
- 3. The metal is very hard and strong and less ductile than before.
- 金属会非常坚硬、坚固,并比以前减少了韧性.
- 4. Trial producing a austempering ductile iron of oblique wedge to replace steel.
- 试制一种新型的奥氏体──贝氏体球铁斜楔,代替原来的铸钢件.
- 5. Slip ductile thin, juicy meat, wei xiang delicious, distinctive flavor.
- 皮薄韧滑, 汁多鲜美, 味香可口, 别具风味.
相关单词
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