pull at / on sth 1. to take hold of something and pull it several times抓住并不断拉扯:•Mary was pulling nervously at her hair.玛丽不安地拉扯着自己的头发。2. to take smoke from a pipe or cigarette into your lungs吸，抽〔烟斗或烟〕:•He pulled hard on the cigarette.他狠命地吸烟。3. to take a long drink from a bottle or glass从〔瓶子或玻璃杯〕中大口地喝 |