be to one's appetite 合口味,合胃口
carnal [sexual] appetite=the appetite of sex 性欲
have a good [poor] appetite 食欲旺盛[不振],有胃口
lose [sharpen] one's appetite 丧失[增进]食欲
get up an [one's] appetite 增进食欲
loss of appetite 食欲不振
with a good appetite 胃口好
A good appetite is a good sauce. 【谚】 饥不择食.
whet sb's appetite 刺激某人的食欲.