Two and a half meters below its waterline, there gaped a symmetrical gash in the shape of an isosceles triangle.

在船身吃水线下两米半的地方，露出一个很规则的边三的缺口。

Somehow, rhomboids and isosceles right triangles didn't seem so important.

不知道为什么 菱腰直三没有那么重要了。

They were tired of learning isosceles triangles, isotopes and writing in italics.

他们厌倦了学习腰三，同位素书写斜体字。

It was an adult, as could be seen from the six rows of teeth forming an isosceles triangle in its upper jaw.

这是一条成年的鲨鱼，从它嘴里，在上颚上，有摆成边三的六排牙齿，就可以看出来。

For example, the isosceles or the scalene, or really any much either of these two can also be a " right angle triangle" .

例如，腰或斜，或者这两者中的任何一个都可以是“直三”。