Vax has been chosen as the word of the year by lexicographers at the Oxford English Dictionary (OED).

　　Vax被《牛津英语词典》评为年度词汇。

　　Words related to vaccines have spiked in frequency in 2021 due to Covid, with double-vaxxed, unvaxxed and anti-vaxxer all seeing a surge in use.

　　由于新冠肺炎疫情，2021年与疫苗相关的词汇更加频繁出现，“接种过两剂疫苗的”、“未接种疫苗的”和“反对疫苗人士”这些词汇的使用频率骤增。

　　OED senior editor Fiona McPherson says vax was an obvious choice as it has made "the most striking impact".

　　《牛津英语词典》高级编辑菲奥娜·麦克弗森称，VAX是最合适的选择，因为这个词的影响是最大的。

　　Vax and vaxx are both accepted spellings but the form with one x is more common.

　　Vax和vaxx这两种拼写都可以使用，但vax更常见。

　　Oxford English Dictionary definitions for vax:

　　《牛津英语词典》对vax的定义：

　　Vax    A vaccine or vaccination疫苗

　　v. Treat (someone) with a vaccine to produce immunity against a disease; vaccinate

　　（动词）用疫苗治疗（某人）以产生对疾病的免疫力；接种疫苗

　　Anti-vax

　　adj. Opposed to vaccination

　　（形容词）反对接种疫苗的

　　Double-vaxxed

　　adj. Having received two doses of a vaccine

　　（形容词）接种过两剂疫苗的

　　Use of the word pandemic has also increased by more than 57,000% this year.

　　今年，“pandemic（全球性流行病）”一词的使用也增加了57000%以上。