请选用reduce, decrease或 diminish翻译句子。他们努力降低成本。They tried their best to —— the productioncost.
请选用reduce, decrease或 diminish翻译句子。他们努力降低成本。They tried their best to —— the productioncost.
1
请选用reduce, decrease或 diminish翻译句子。他们努力降低成本。They tried their best to —— the productioncost.