读英文原著《Wonder/奇迹男孩》学单词 - 85

Part Five: Justin - The Universe

periodic

/ˌpɪriˈɑːdɪk/

happening a number of times, usually at regular times
周期（性）的；定期的

Periodic checks are taken to ensure that high standards are maintained.
定期检查以确保维持高水准。

the periodic table

a list of all the chemical elements, arranged according to their atomic number
元素周期表

theorem

/ˈθiːərəm/

a rule or principle, especially in mathematics, that can be proved to be true
（尤指数学）定理

syndrome

/ˈsɪndroʊm/
an illness which consists of a set of physical or mental problems – often used in the name of illnesses
综合征（常用于疾病名称）

swirl

/swɜːrl/

to move around quickly in a twisting circular movement, or to make something do this
（使）旋动，（使）打旋

He swirled the brandy around in his glass.
他旋动杯中的白兰地酒。

chord

/kɔːrd/

a combination of several musical notes that are played at the same time and sound pleasant together
（音乐的）和弦，和音

even out

• to become level or steady, usually after varying a lot

  House prices keep rising and falling but they should eventually even out.
  房价一直时涨时落，但最终应该会趋于平稳。

• to spread things equally over a period of time or among a number of people
  平均分配；平均分摊

  He tried to even out the distribution of work among his employees.
  他尽量把工作平均分配给雇员。