1. Something that connects two things together; a bond or relationship between separate elements
The connecting link between ancient and modern civilizations can be found in their trade routes.
O elo de ligação entre as civilizações antigas e modernas pode ser encontrado em suas rotas comerciais.
2. In evolutionary biology, an organism or fossil that shows characteristics intermediate between two groups
Archaeopteryx is considered a connecting link between dinosaurs and birds.
O Archaeopteryx é considerado um elo de ligação entre dinossauros e pássaros.
3. A mechanical part that transmits motion or force between components
The connecting link in the machinery ensures smooth operation between the two shafts.
O elo de ligação na maquinaria garante funcionamento suave entre os dois eixos.