elastic

/ɪˈlæstɪk/ adj. / n.
标准词条 CET-4
一句话记住

有弹性的;灵活的;可伸缩的;松紧带;橡皮圈;弹性织物

释义与例句

adj. 有弹性的;灵活的;可伸缩的
able to return to its original shape after being stretched, or able to change or be changed easily
  1. The band is made of elastic material that stretches easily.
    这条带子由容易拉伸的弹性材料制成。
  2. We need a more elastic approach that can adapt to new situations.
    我们需要一种更灵活、能适应新形势的方法。
展开其余 1 条例句
  1. Demand for luxury goods is usually more elastic than demand for food.
    奢侈品的需求通常比食品需求更具弹性。
n. 松紧带;橡皮圈;弹性织物
a type of rubber band or material that can stretch and return to its original shape
  1. She used a piece of elastic to tie back her hair.
    她用一根松紧带把头发扎起来。
  2. The elastic in these trousers has gone loose.
    这条裤子的松紧带已经松了。
展开其余 1 条例句
  1. Hold the papers together with an elastic band.
    用一根橡皮筋把文件捆在一起。

词源与构词

记忆钩子 elastic 作名词常说 an elastic band(橡皮筋);作形容词可修饰 material、approach、demand 等;经济学中 elastic demand 指“弹性需求”。

词族与关联词

词族(同一词根派生出的不同词性或形式)
  • elasticity 弹性;灵活性
    elasticity 是名词,指弹性或灵活性,也用于经济学表示需求弹性。
同义词
  • flexible 灵活的;可弯曲的
    elastic 强调物体能恢复原状的弹性,也用于抽象意义的“灵活”;flexible 更常用于人、计划、制度等“灵活、可变通”。
    A flexible schedule allows employees to choose their working hours. 灵活的时间表允许员工选择自己的工作时间。
常见搭配
  • elastic band 橡皮筋;松紧带
    Keep the elastic band around the stack of cards so they don't get lost. 用橡皮筋把那一沓卡片捆好,免得弄丢。
  • elastic clause 弹性条款
    The contract includes an elastic clause to allow for price changes. 合同包含一条弹性条款,允许价格变动。
  • elastic demand 弹性需求
    When prices rise sharply, products with elastic demand see a drop in sales. 价格大幅上涨时,需求弹性大的产品销量会下降。