This is the 38th most frequent Chinese word.
党
"党" means "party" or "political party" in English.
Here, '团' is part of the word '代表团', meaning a delegation or a group representing an entity.
体育部组织了一场羽毛球选拔赛，为学校代表团挑选队员。
The sports department organized a badminton selection competition to choose members for the school delegation.
In this context, '党' refers to an organized political group, specifically a political party.
我们国家的重要政党是共产党。
In our country, the key political party is the Communist Party.
In this sentence, '党' is used in the term '党派', which means political factions or parties.