wèi / le / bǎo / hù / shū / jí / bó / wù / guǎn / dìng / qī / jiǎn / chá / shì / fǒu / yǒu / dù / yú / zi为了保护书籍,博物馆定期检查是否有蠹鱼子。To protect the books, the museum regularly checks for silverfish.