We can avouch for the quality.

我们可以保证质量不比听装差。

youdao

Let this man in, we'll avouch for him.

让这个人进来吧，我们为他担保。

youdao

I avouch for that girl; she has promised to be good.

我愿为那女孩担保；她已答应要改好。

youdao

I avouch for that girl; she has promised to be good.

我愿为那女孩担保；她已答应要改好。

youdao