The submarine had to break through a thin sheet of ice to surface. - Le sous-marin dut sourdre au travers d'une fine couche de glace.
The submarine had to break through a thin sheet of ice to surface.
Le sous-marin dut sourdre au travers d'une fine couche de glace.
A submarine cable was laid between the two countries. - On a posé un câble sous-marin entre les deux pays.
A submarine cable was laid between the two countries.
On a posé un câble sous-marin entre les deux pays.