intercalation是什么意思

n.置闰,插入

1. The intercalation of new materials greatly improved the performance of the device.
新材料的插入极大地提高了该装置的性能。

2. The book includes intercalations of photographs to illustrate key points.
这本书在关键点上加入了插图来说明。

3. The intercalation of a leap year is necessary to keep the calendar aligned with the solar year.
为了使日历与太阳年保持一致，必须进行闰年的插入。

插入；插图；插入方式