As an antioxidant, lycopene protects cell structures and DNA against the nefarious effects of free radicals-small particles that damage healthy cells and allow tumor cells to develop.

作为抗氧化剂，番茄红素可以保护细胞结构和DNA远离自由基的影响——自由基是一种会破坏健康细胞、使癌细胞扩散的微粒。

youdao

Some of its fossils are so well preserved that scientists can see traces of cell structures that contained pigments. The finding led to colorful views of the cat-size animal, down to its striped tail.

中华龙鸟化石的某些部分保存十分完好，科学家们甚至发现了包含色素的细胞结构，他们认为这种猫类大小的史前动物是彩色的，甚至还拥有一条带条纹的尾巴

youdao

The best way to acquire lower cost is to explore cell materials with better performance and new type of cell structures.

要获得更低的成本，最好的出路是探索更高性能的电池材料和新颖的电池结构。

youdao

The drugs bind to rod-like structures inside the cell called microtubules that, like moving train tracks, help chromosomes arrange and split in two during cell division.

FORBES: Taxol's Next Stand

These structures are a cell's power-packs.

ECONOMIST: Exercise and longevity

The antibodies were tagged with a fluorescence marker so that the time and place of the structures' emergence in the cell cycle could be noted and imaged.

BBC: 'Quadruple helix' DNA seen in human cells