Microbicide a major approach to preventing sexual transmission of HIV.杀微生物剂的应用是预防艾滋病毒性传播的重要途径.As a result, the microbicide re - liquefies.这样一来, 杀菌剂重新液化....
Nobody can gainsay his claims.没人能够反驳他的说法。Beyond gainsay it is a genuine Rembrandt.无可否认地,那是真的伦布兰特(的画).beyond gainsay无可否认, 不容置疑However much people have criticised her style and some of her policies no one will gainsay her ...