他们研究吸热的原理.They work on a principle of heat absorption.此过程是吸热的,同时很快发生碳积沉并使催化剂活性减低.This process is endothermic with rapid carbon deposition and deactivation of the catalyst....
Now and again the hunter can hear a long - draw dolorous whine of some unseen coyote.猎人不时能听见某只看不见的小林狼发出的拖长的哀嚎.With a broken - hearted smile, he lifted a pair of dolorous eyes.带著伤心的微笑, 他抬起了一双痛苦的眼睛....
船上满是情绪激动、怒气冲冲的度假者，有些人等船渡河已经等了两天了。Boats crammed with hot and angry holidaymakers, some of whom had waited for up to two days to cross.太九1耶稣上了船, 渡过去,来到自己的城里.Mt And stepping into a boat, He crossed over and came to His own ...