instruction book

详细解释:【计】 说明书

英语解释：

名词 instruction book:

a book of directions for using or operating some piece of equipment

例句：

I lost the instruction book and so I had to find out how to use the machine by trial and error.我把说明书丢失了，结果只得通过不断摸索才弄懂怎样使用这部机器。