Translation of "spenne" into English

Sammen spente vi barnestolen fast i bilen hennes.

Together we buckled the car seat in the car.

Jeg — mine egne hender har spent ut himlene, og hele deres hær har jeg gitt befaling.

I—my own hands have stretched out the heavens, and all the army of them I have commanded.

Du må derfor regne med at det i hvert fall noen ganger blir et spent forhold mellom foreldrene dine.

Therefore, at least some strain between your parents is to be expected.