petitioner

noun

1. one praying humbly for something

e.g. a suppliant for her favors

Synonym: suppliantsupplicantrequester

2. someone who petitions a court for redress of a grievance or recovery of a right

Synonym: suer

1. 请愿者
A petitioner is a person who presents or signs a petition.

2. 诉愿人；上诉人
A petitioner is a person who brings a legal case to a court of law.

e.g. The judge awarded the costs of the case to the petitioners.
法官判定由这起案件的上诉人支付诉讼费用。

3. 上诉请求离婚者
A petitioner is someone who goes to a court of law to ask for a divorce.

e.g. Both the petitioner and respondent provide for the upkeep of the children.
离婚上诉方和被告方共同抚养子女。

1. 请愿者：我们高兴地看到,去年2月的袭击事件发生后,在奥尔塔总统和东帝汶政府的领导下,东帝汶局势迅速恢复平静,请愿者(petitioner)和境内流离失所者(IDP)等问题的解决取得成效,东帝汶各派间的政治对话进一步深入.