【#马斯克击败贝索斯中标NASA登月项目#】4月16日，马斯克旗下航天公司Space X赢得美国国家航空航天局（NASA）一份价值28.9亿美元的合同，从而得以执行NASA历史上首个商业月球登陆项目，计划最早2024年实现美国人重新登陆月球。
NASA has selected SpaceX to land the first astronauts onto the surface of the moon since 1972, the agency said Friday, in a huge victory for Elon Musk's company.
The contract, worth $2.9 billion, involves the prototype Starship spacecraft that is being tested at SpaceX's South Texas facility. #SpaceX下周进行第二次载人任务#

【#美国加州环球影城关闭一年后重新开放# 游客戴口罩入园】The Universal Studios Hollywood theme park in California reopened to the public Friday, after being shut down last year due to the COVID-19 pandemic. Visitors can experience many of the park's thrills, although some rides and indoor restaurants remain closed. #北美头条#

inocution [ɪˌnɑkjəˈleʃən]
inoculate [ɪˈnɑkjuleɪt]
[动词 + 名词短语] ~ sb (against sth) to protect a person or an animal from catching a particular disease by injecting them with a mild form of the disease （给…）接种，打预防针
Inoculate children against human papillomavirus(HPV)
给儿童接种疫苗，以预防人乳头瘤病毒
大规模接种 mass inoculations
群体免疫 herd immunity
herd[hɜːrd]
1、(usually disapproving) a large group of people of the same type 人群；芸芸众生
2、a group of animals of the same type that live and feed together 兽群；牧群
immunity[ɪˈmjuːnəti]
1、~ (to sth) | ~ (against sth) the body's ability to avoid or not be affected by infection and disease 免疫力
2、~ (from sth) the state of being protected from sth 受保护；豁免；免除