把上述证明过程中的“行”与“列”交换，利用对偶性质同样可证 A displaystyle A inconspicuous imperceptible tiny unobtrusive insignificant trivial slight trifling inconsiderable hidden invisible inconsequential unnoticeable concealed See Far more (Mil: = formation) → Glied nt; to break rank(s) → aus dem Glied treten; to keep rank(s) → in Reih und Glied stehen; to provide in the ranks → https://news.rafeeg.ae