Now he and follow researchers have published data that appears to lend weight to the theory.

如今他和他的研究员公布的数据，似乎给该理论盖棺定论了。

youdao

The President has now offered to lend his weight to the project.

总统现已主动表示支持这个项目。

《牛津词典》

Two papers published this week in Science lend weight to this idea.

ECONOMIST: Bees and insecticides

Several independent figures, including prominent academics, also lend weight to this demand.

ECONOMIST: Egypt and the region