change continually or frequently
"the line on the monitor vacillated"
"The stock market fluctuates"
The Committee..fluctuates, new members constantly coming in, and old ones going out.
出自: J. Jay
She fluctuated between irritation and interest.
出自: V. Woolf
以上内容独家创作,受著作权保护,侵权必究
海词词典,十七年品牌