The adverb 相继 "one by one"
This adverb is used to talk about a sequence of actions or events.
The adverb 相继 
indicates that some actions or events follow each other in a row.
It is placed before a verb or a verb phrase.
indicates that some actions or events follow each other in a row.
It is placed before a verb or a verb phrase.Examples
我希望此举能激励其他国家相继呼应
I hope this move will encourage other countries to follow their example one by one
wǒ xīwàng cǐ jǔ néng jīlì qítā guójiā xiāngjì hūyìng
为什么犀牛再一次相继死去？
Why are rhinos dying one after another again?
wèishénme xīniú zài yí cì xiāngjì sǐqù
那些外聘的有经验的管理人才相继离职
Those experienced and talented managers, who had been hired from outside the firm, went away one by one
nàxiē wài pìn de yǒu jīngyàn de guǎnlǐ réncái xiàngjì lízhí
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