Your first preference for dealing with trash should be to pack it out.

首选的处理垃圾的方法是将它打包带走。

youdao

Now our first preference is organic, but we sometimes ship nonorganic too.

所以现在我们的首选是有机，但是有时候我们也采用非有机水果。

youdao

In host-parasite diseases like Tuberculosis, non-homologous proteins as drug target are first preference.

在宿主-寄生虫疾病中，像结核病，非同源蛋白质作为药物靶点是首选。

youdao

She said 81.9% of parents this year had been given their first preference schools.

BBC: Pupils told their school places

Westminster, Wandsworth, Kensington and Chelsea and Southwark all have below 60% getting their first preference.

BBC: Parents face big local differences in secondary places

Labour's Mr Lloyd beat four other candidates to win 51.2% of first preference votes.

BBC: Tony Lloyd