Quite the opposite. I think the number of accidents will increase.
On the contrary, I think the number of accidents will increase.
Instead of reducing accidents, I think automatic cars will actually increase the number of traffic accidents.
「逆に」は英語で色々な言い方があります。例えば、
conversely
on the contrary
quite the opposite
instead
「逆に事故が増えだろう」＝ Quite the opposite. I think the number of accidents will increase. / On the contrary, I think the number of accidents will increase.
他には、こういう文章を使うと「逆に」というニュアンスを表現できます。
Automatic cars won't reduce accidents. Instead, I think they are likely to increase the number of accidents.
Instead of reducing accidents, I think automatic cars will actually increase the number of traffic accidents.
イギリス 
