1.What's critical is that 70 percent of the people in these towns are either overweight, obese, have diabetes or other kinds of diet-related ailments because they don't have access to healthy food.
have access to 使用;接近;可以利用
They don't have access to a convertible currency.
他们无法得到可兑换货币 。
Students at the Belfast campus have access to excellent sports facilities.
在贝尔法斯特校园的学生可以使用极好的体育设施 。
2.Not easy to just go from eating a certain way all your life to switching over to being healthier.
switch over (使)调换位置;(使)改用另一种动力(或电路等);(使)彻底改变;(使)改做另一件事
He switches over to French.
他现在改说法语了 。
Tom switched over to trade.
汤姆改行经商了 。
All the petrol pumps have been switched over to show decimal values.
所有汽油加油泵现在都已改成十进位显示了 。