为了每年不再争分夺秒地去预测将会出现何种流感类型，并且在每个流感季节中都能快速大量生产出新疫苗，众多科学家早开始在试验各种各样的原型疫苗。

Many scientists are already testing different prototypes to put an end to the yearly race to predict coming flu strains and quickly mass produce a new vaccine each flu season.

youdao

为了赶最后期限，我们当时都争分夺秒。

We need to get started immediately. There's no time to lose.

youdao

为了赶最后期限，我们当时都争分夺秒。

We need to get started immediately. There's no time to lose.

youdao