alternation
US /ˌɑːl.tɚˈneɪ.ʃən/
UK /ˌɑːl.tɚˈneɪ.ʃən/
名词
1.
交替
a situation in which one thing repeatedly happens or exists after another:
示例:
•
Flowers and trees are planted to produce an attractive alternation of light and shade in the garden.
在 Lingoland 学习这个单词