created sense approved 忽而 · hū'ér · now... now...
忽而
hū'ér
now... now...
indicating a rapid alternation or shifting between different states or actions
他的病情不稳定，忽而好转，忽而恶化。
adverb
created sense approved 忽而 · hū'ér · suddenly
忽而
hū'ér
suddenly
happening unexpectedly or all of a sudden
天空忽而暗了下来，好像要下雨了。
adverb