两次两倍 twice ; Two double ; Two two times
两次两倍于 twice n. & ad
双倍-攻击两次 Double
两倍 两次
Double twice
以上为机器翻译结果，长、整句建议使用 人工翻译 。
而假若人们接种两倍的量或每人接种两次，就会有一半的人得不到接种。
Had it taken twice that dose, or two shots apiece, half as many people could have received the vaccine.
youdao
这意味着，你必须执行两次，你的行动和作出反应的机器对应的两倍好。
This means that you have to perform your actions twice and the machine corresponds and reacts twice as well.
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