在疫情期间，许多人选择不接种疫苗，导致病毒传播加剧。小甜心吃饱了吗by笔趣阁

　　Covid-19 is on the rise again in the UK. After multiple lockdowns and more than 197,000 deaths, experts are warning we’re now entering a fifth wave of the pandemic. So why are around four million adults in the UK still yet to receive a single dose of the vaccine? In this timely, eye-opening investigation Professor Hannah Fry seeks to understand why so many remain unvaccinated a... (展开全部)