（二）业务之间具有明显的主附关系。主要业务居于主体地位，体现交易的实质和目的；附属业务是主要业务的必要补充，并以主要业务的发生为前提。
While lifesaving vaccines face a relentless onslaught from the Trump administration—with fervent anti-vaccine advocate Robert F. Kennedy Jr. leading the charge—scientific literature is building a wondrous story: A vaccine appears to prevent dementia, including Alzheimer's, and may even slow biological aging.
，详情可参考safew官方版本下载
"It is just amazing seeing a future building up here with the green transition here."
Content Scramble System (CSS) — Wikipedia
。搜狗输入法2026对此有专业解读
Фонбет Чемпионат КХЛ，这一点在WPS下载最新地址中也有详细论述
В России ответили на имитирующие высадку на Украине учения НАТО18:04