This is the 329th most frequent Chinese word.
每个
"Each" or "every."
"每个" is used to refer to each individual in a group (每个人 - each person).
每个人都喜欢夏天。
Everyone likes summer.
"每个" is used to describe a recurring event in time (每个周末 - every weekend).
我每个周末都会去跑步。
I go running every weekend.
"每个" is used to emphasize each individual instance of a set (每个选择 - every choice).