The mice learned to choose infected over noninfected duck feces about 90 percent of the time.

小老鼠们学会了在90%没有感染的鸭子排泄物中筛选出感染过的。

youdao

The mice learned to choose infected over non-infected duck feces about 90 percent of the time.

在90%的情况下，这些老鼠都能找出感染禽流感鸭子的粪便。

youdao

The mice learned to choose infected over non-infected duck feces about 90 percent of the time.

在90%的情况下，这些老鼠都能找出感染禽流感鸭子的粪便。

youdao