This is the 143rd most frequent Chinese word.
大家
"大家" means "everyone" or "all people."
In this sentence, '大家' serves as a salutation to address a group of people as 'everyone'.
大家好，欢迎来到我们的活动。
Hello everyone, welcome to our event.
Here, '大家' means 'everyone', signifying a collective group whose consensus or support is referenced.
这个计划得到了大家的支持。
This plan has received everyone's support.
In this example, '大家' again means 'everyone', depicting general inclusion of people in an action.