AST例句

Huccome you din'ast dem ter stay fer supper, Miss Scarlett?
你怎么没留他们吃晚饭呀, 思嘉小姐?

" Miss Scarlett, Poke done tole me how you ast Mist Gerald to buy me.
" 思嘉小姐, 波克告诉了俺,您要求杰拉尔德先生把俺买过来.

Objective To develope the reference material for determing the AST activity concentration.
目的为研制AST测定用的酶参考品.