zhè / xiàng / gōng / zuò / bù / néng / hǔ / tóu / shé / wěi / bì / xū / jiān / chí / dào / zuì / hòu

这项工作不能虎头蛇尾，必须坚持到最后。

This work must not start strongly and end weakly; we must see it through to the end.