Evime güneş panelleri taktığımdan beri elektrik faturam yarı yarıya azaldı.
- Since I installed solar panels on my house, my energy bill has been cut in half.
Yaprağı yarıya katlayın.
- Fold the leaf in half.
... power in the first half of the 20th century. ...
... the last 200 years. To go from a quarter of a billion to half ...