petroln.<英>汽油
petitionn.请愿书;祈求;申请vi.请愿;祈求vt.向 ... 请愿,请求
petrify v.使吓呆;
petrify vt.使发呆;
petrifying liquid防潮液,石化液
"The horror petrified his feelings"
"Fear petrified her thinking"
"the wood petrified with time"
"rigidify the training schedule"
"ossified teaching methods"
"slogans petrify our thinking"