We all fear disability or infirmity.我们都害怕伤残或体弱。Bad temper is his worst infirmity.坏脾气是他最大的弱点.Old age and infirmity had begun to catch up with him.他开始显出年老体衰的样子了....
Bad temper is his worst infirmity.坏脾气是他最大的弱点.Old age and infirmity had begun to catch up with him.他开始显出年老体衰的样子了.those incapable of supporting themselves by reason of age and infirmity那些因为年迈体衰而不能养活自己的人We all fear disabili...
一线性空间的每一基底包含同样数目的向量.Every basis of a linear space contains the same number of vectors.向量是无用的幸存物或四元数的无价值的支流.Vector is a useless survival, or offshoot from quaternions.向量Z称为系统的状态向量.The vector Z is known as the state vector...