Zhuān / jiā / gēn / jù / xiàn / yǒu / shù / jù / chū / gū / zhè / xiàng / gōng / chéng / zhì / shǎo / xū / yào / sān / gè / yuè / cái / néng / wán / chéng

专家根据现有数据初估，这项工程至少需要三个月才能完成。

Based on the available data, experts preliminarily estimate that this project will take at least three months to complete.