Pasta is no longer off the menu, after a new review of studies suggested that the carbohydrate can form part of a healthy diet, and even help people lose weight.
一项新的研究表明，碳水化合物可以成为健康饮食的一部分，甚至可以帮助人们减肥。
2
I managed to stick to the diet and keep off sweet foods.
我设法坚持节食，不吃甜食。
《柯林斯英汉双解大词典》
3
Some scientists have a hunch that a pregnant woman's diet and her exposure to various chemicals turn on some fetal genes and turn off others.