The rate of infection in the first group was almost 40% less than in the second; the gel's most diligent users saw a reduction of over 50%. And no adverse side-effects were observed.

第一组的感染率比第二组少了将近40%，而经常使用该凝胶剂的人感染率更是减少50%并且无发现任何副作用。

youdao

The rate of infection in the first group was almost 40% less than in the second; the gel's most diligent users saw a reduction of over 50%. And no adverse side-effects were observed.

第一组的感染率比第二组少了将近40%，而经常使用该凝胶剂的人感染率更是减少50%并且无发现任何副作用。

youdao