#about IELTS words#朋友一生一起走 buddy 哥们儿 BFF(best friends forever)闺蜜 confidante 红颜知己 colleague 同事 intimate 至交 sworn brother 结拜兄弟 partner 搭档 companion 同伴 pen pal 笔友 comrade-in-arms 战友 bosom friend 知心朋友 childhood sweetheart 青梅竹马