Vivek became the key member of the team thanks to his wisdom and discernment.

Vivek 是一个印度男性名字，源自梵语，意思是"智慧"或"知识"。 became 是动词 become 的过去式，表示"变成、成为"的状态变化。 key member 中，key 原意是"钥匙"，这里比喻为"关键的"；member 意思是"成员"。key member 指团队中起关键作用的核心成员。