Sacral triangle

sacral

a. 祭典的, 圣礼的, 神圣的, 骶骨的\\n[医] 骶骨的

triangle ['traɪæŋɡl]

n. 三角形;三人一组;三角铁;三角板;

tri三+angle角→三角形

I still don't understand what you mean.

我还是弄不懂你是什么意思。

I asked him to stop, but he wouldn't.

我请他停止，但是他不肯。

Next, if it is not a story, get an idea of the organization of the book. Read the back cover and the introduction. Look at the pictures and the short texts below them. Turn to the front of the book and look at the contents. This way you can decide whether

其次，如果不是故事书，你就要对书的篇章结构有所了解。看看目录。这样，你就可以判断这本书是否可能引起你的兴趣。如果是这样，你就可以断定哪几个部分最有用，最有趣。