contraction

英 [kən'trækʃ(ə)n] 美 [kən'trækʃən]
  • n. 收缩,紧缩;缩写式;害病

助记提示


1、con- "together" + tract- + -ion.

双语例句


1. The contraction of muscles uses energy and releases heat.
肌肉的收缩消耗能量并且释放热量。

来自柯林斯例句

2. the expansion and contraction of the metal
金属的膨胀与收缩

来自《权威词典》

3. Contraction of the timbers left gaps in the fence.
木料收缩,结果围墙露出缝来.

来自《简明英汉词典》

4. The forces of expansion are balanced by forces of contraction.
扩张力和收缩力相互平衡.

来自《简明英汉词典》

5. "It's" (with an apostrophe) should be used only as a contraction for "it is".
it's(带撇号)只能用作itis的缩约形式。

来自柯林斯例句

单词首字母