Nicky was rushed to hospital with concussion.尼基因脑震荡被火速送往医院。He was taken to hospital with concussion.他因脑震荡被送进医院。He was carried off the field with slight concussion.他因轻微脑震荡给抬离了现场....
飞机的副翼是用铰链装在机翼上的.The ailerons on an airplane are hinged to the wing.正的副翼偏转角产生绕X轴的负方向力矩.Positive aileron deflection produces an anti - clockwise moment about the X axis.副翼是机翼后缘的可动部分.The ailerons are movable sections along ...