"招新成员"用英语叫做 "recruit new members"。
"Recruit" 是英文中的动词，意思是招募、征召。"New members" 是指新的成员。
例句1：
We are currently recruiting new members for our club.
(我们目前正在为我们的俱乐部招新成员。)
例句2：
We are looking for passionate people to join our team and help us recruit new members.
(我们在寻找热情的人加入我们的团队，帮助我们招新成员。)
例句3:
We are actively recruiting new members for the association.
(我们积极招募新成员加入协会)