又要馬兒跑，又要馬兒不吃草

又要马儿跑，又要马儿不吃草
yòuyàomǎrpǎo,yòuyàomǎrbùchīcǎo
  1. lit. you can't expect the horse to run fast but not let it graze (idiom)
  2. fig. you can't have your cake and eat it, too

CEDICT

Entry Composition

1 又 yòu
  1. (once) again
  2. also
  3. both... and...
  4. and yet
  5. (used for emphasis) anyway
2 要 yào
  1. to want; to need; to ask for
  2. will; shall; about to
  3. need to; should
  4. if (same as 要是 yàoshi)
  5. (bound form) important
3 馬兒 mǎr
  1. (Mandarin) Erhua form of 馬／马 (mǎ, “horse”).
  2. Diminutive of 馬 /马 (mǎ, “horse”).
  3. Erhua form of 馬／马 (mǎ, “horse”).
4 跑 pǎo
  1. to run
  2. to run away
  3. to escape
  4. to run around (on errands etc)
  5. (of a gas or liquid) to leak or evaporate
  6. (verb complement) away
  7. off
5 又 yòu
  1. (once) again
  2. also
  3. both... and...
  4. and yet
  5. (used for emphasis) anyway
6 要 yào
  1. to want; to need; to ask for
  2. will; shall; about to
  3. need to; should
  4. if (same as 要是 yàoshi)
  5. (bound form) important
7 馬兒 mǎr
  1. (Mandarin) Erhua form of 馬／马 (mǎ, “horse”).
  2. Diminutive of 馬 /马 (mǎ, “horse”).
  3. Erhua form of 馬／马 (mǎ, “horse”).
8 不 bù
  1. no; not so
  2. (bound form) not; un-
9 吃草 chīcǎo to graze; to eat grass