及物动词
1. Several organizations petitioned the government for the release of the political prisoners.
好几个组织上书政府，请求释放政治犯。
不及物动词
1. They petitioned for an early end to the fighting.
他们上书请求早日结束战争。
名词
1. The neighbours submitted a petition asking the town to put up traffic lights near the school.
邻居们正式请求市里在学校附近设置红绿灯。
2. A thousand people signed the petition.
一千人在请愿书上签了名。
3. The villagers all signed a petition asking for a hospital to be built.
村民们都在请愿书上签名要求建一所医院。