alternation
🇺🇸
/ˌɔːltərˈneɪʃn/
🇬🇧
/ˌɔːltəˈneɪʃn/
two things taking turns in a regular pattern
The alternation of day and night is a natural cycle.
晝夜交替是一種自然循環。
switching between two things repeatedly
The alternation between happy and sad moods is common in her stories.
快樂和悲傷情緒的交替在她的故事中很常見。