Conclusions In general, endometrial cavity is mostly isosceles triangle or equilateral triangle.结论普通人群宫腔形态以形态规则的等腰三角宫腔和等边三角宫腔为主.An equilateral triangle has all sides equal and all angles equal.等腰三角形有两条边相等,且有两个相等角.In sect...
In the spring, the meadow is a mass of daffodils.春天，草地上开满了黄水仙。We punted up towards Grantchester and had a picnic in a meadow.我们乘坐平底长船溯河而上到格兰切斯特，在草地上举行野餐。lambs gambolling in the meadow在草地上蹦蹦跳跳的小羊羔...