合金中非金属的小原子可能填进由大原子随机填塞形成的紧密结构中。

The smaller metalloid atoms of the alloys might fit into holes in the dense random-packed structure of the larger metal atoms.

youdao

该密封音箱采用21 V2超低音单元，内附安装配件，紧密结构重现强劲低音。

Sealed box equipped with 21 V2 subwoofer. Installation kit included. Dependable bass reproduction in a compact environment.

youdao

结果表明，少量亚硫酸盐的加入使显影后的银颗粒从紧密结构变成粗银丝结构，并且发现有生成侵蚀坑的现象。

The results show that in the presence of small amount of sulphite, the structure of developed grain changes from compact to filamentary and etch pit can be found.

youdao

Now DNA is a double helix and I've only shown you one part of the helix, right? I've shown you one upright strut and a base hanging off of it, but it forms a double helix because complementary strands of DNA strongly associate with one another and that's a very stable structure.

NA是双螺旋,我只是给你们讲了螺旋的一边,我给你们演示,一条链的支柱及碱基团,但其能构成双螺旋,是因为DNA是完全互补的两条链,彼此之间结合紧密,结构异常稳定

耶鲁公开课 - 生物医学工程探索课程节选