This is the 5206th most frequent Chinese word.
一齐
"一齐" means "together" or "at the same time."
In this sentence, '一齐' is used to express the act of doing something together with others.
我们一齐去公园玩吧。
Let's go to the park together.
Here, '一齐' emphasizes the collective effort carried out by a group of people.
他们一齐努力完成了这个项目。
They worked hard together to complete this project.
'一齐' in this sentence is used to request joint action from the addressed individuals.