There was a huge bang; it sounded like a supersonic jet.传来一声巨响，听起来像是超音速喷气式飞机的声音。These planes travel at supersonic speeds.这些飞机以超音速的速度飞行.Supersonic flight could become a routine form of travel in the 21st century.搭乘超音速飞机会成...
These planes travel at supersonic speeds.这些飞机以超音速的速度飞行.In conclusion we note the following general items concerning flow in supersonic nozzles.最后,我们归纳几个关于超音速喷管流动的一般原则.In addition, the vehicle essentially surfs on the sup...
The advent of endovascular techniques has made such treatment more feasible.血管内技术时代的到来使后循环动脉瘤的治疗变得更具可行性.This article reviews the recent treatment methods, especially the endovascular treatment.文章对近几年的治疗方法, 尤其是血管内介入治疗做了综述...
She spread the icing over the cake, dabbing it with a knife.她把糖霜浇在蛋糕上面，并用刀子轻轻涂抹开。She lowered the handkerchief which she had kept dabbing at her eyes.她放下了那块一直用来擦眼睛的手帕。She arrived weeping, dabbing her eyes with a tissue.她来...
尿频, 尿急, 尿不尽是什么症状?Frequent micturition, make water is urgent, what symptom is make water?病人必须用力才能排尿,且有频尿现象.Patients must strain to pass urine and they urinate frequently.尿频尿不尽会传染 吗 ?Can be frequent micturition make water ...