牛津词典公布2021年度词汇：Vax(18)

“每个人都在自己的家庭和自己的圈子里想出了新的词汇，而且大多数时候都是在这个圈子里。社交媒体可以做的是，对于像疫苗这样的东西，如果你看到有人在推特上说“double vaxxed”（接种两剂疫苗），然后其他人也在推特上说“double vaxxed”，那么你就会接受它--可能在不同的小群体中的东西就变得更加广泛了。”
pick up
表示“（不费力地）学会；获得”，英文解释为“If you pick up something such as a skill or an idea, you acquire it without effort over a period of time.”举个：
Where did you pick up your English?
你是在哪儿学得英语？
pick up一词意义繁多，列举常见的几种：
· 捡起，拾起，如pick his cap up, 捡起帽子
·（跌倒或被击倒后）慢慢站起身，如pick himself/herself up, 慢慢站起来
·（开车）接，取，如pick up some clean clothes, 取几件干净衣服
·（不费力地）学会；习得，如pick up french, 偶然学会了法语
· 染上（疾病），如pick up a nasty infection, 染上严重的传染病
· 接起（某观点、话题），如pick up his point, 接着谈一谈他的观点
·（贸易、经济）改善，如Industrial production is beginning to pick up, 工业生产正在开始好转。
The report said: “For lexicographers, it is rare to observe a single topic impact language so dramatically, and in such a short period of time become a critical part of our everyday communication. As reports of medical breakthroughs and rollouts (or strollouts) of vaccines emerged throughout the year, Oxford Languages’ monitor corpus of English tracked a worldwide surge in vaccine-related vocabulary.”