闪电在货车周围炸开时，情景异常壮观。It was unbelievably dramatic as lightning crackled all round the van.他们试图炸开岩石的表面.They're trying to blast away the face of the rock.气球炸开了.The balloon has blown....
This gyroscopic motion is called precession.此陀螺运动叫做进动.This area of study is central to the technology of inertial navigation and gyroscopic stabilization.这个研究领域是惯性导航和陀螺稳定器技术的核心.This modified formulation is more adaptable...