on a diet meaning in English
吃规定的饮食
吃某种特殊饮食，节食
节食
Examples
- You are skinny enough without going on a diet !
你不必节食就已经够瘦的了。 - You're overweight, and i'm going to put you on a diet .
你的体重超重了，必须节食。 - He has thinned down a lot since he went on a diet .
他自从节制饮食以来已经瘦了不少。 - Yes , because i have been on a diet and exercising a lot .
是的，因为我一直在节食并做很多运动。 - I am going on a diet .
我要节食。