The lecture was as dull as ditchwater.那次讲座非常呆板乏味.I tried to read her latest book but found it as dull as ditchwater.我试着读她最新的书,但发现那本书非常单调乏味.This novel is as dull as ditchwater, it doesn't have any decent plots.这部小说的情...
"Helen had something to eat before she left," put in Cecil anxiously.“海伦走之前吃了点儿东西,”塞西尔急忙插了一句。Australia, put in to bat, made a cautious start.轮到澳大利亚队出场击球,他们开始打得很谨慎。She put in some clothes, odds and ends, and make-up.她将一些衣...
Vapour phase chromatography has rapidly become one of the most successful analytical techniques.气相色谱法已经迅速成为最成功的分析方法之一.Lectins in haemolymph of Sarcophaga peregrina larvae and pupa were purified by affinity chromatography...