加介词: for，in，构成:
for short，in short
It 's called gonadotropin-releasing hormone or gnrh for short .
那被称之为促性腺激素释放激素，简称gnrh。
Food is in short supply all over the country.
食品在全国各地都供应不足。Short hair really becomes you.
你理短发的确很帅。
That dress of hers is too short.
她那件连衣裙太短了。
short作为名词时，前面可加介词for或in。for short表示简称、缩写，类似于abbreviation
in short表示总之、总而言之，相当于in a word
