Because many palaeontologists base their work on the shape of fossils alone, their methods of conservation are not designed to preserve DNA.

由于许多古生物学家的工作仅基于化石的形状，因此其保存方法并非旨在保存 DNA。

youdao

Start to colour inside the fire's base, following the shape of the flames.

开始根据火焰的形状在火焰的基底内部着色。

youdao

The base of the bath is defined by its oak-wood ‘skeleton’, the composite tub slightly puffs up between the wooden beams, pushed into this shape naturally through water pressure.

浴缸基座采用白栎木制的框架形式，复合材料制的浴盆微微膨胀与木架之间，被水压自然地推动成鼓鼓的形状。

youdao

The bottle is a direct copy from the archives, with an inverted cone-shape base and a taller-than-average brush handle.

WSJ: Cosmetics Flashback

The GT Speed has the same great shape as its more sedate base model, but a closer look reveals a lowered suspension and racy cues that we noticed etched in the body.

FORBES: The Temptation of Driving the 2013 Bentley GT Speed

If you can grab a couple of the other guy's base states, you're in great shape.

NPR: States' Party Allegiances Shifty