杰克在这家公司担任忠诚的员工已近50年。

Jack has been a ___loyal worker in this company for almost 50 years.

当她所有其他朋友都离她而去时，史蒂夫依然忠诚。

When all her other friends deserted her, Steve remained ___loyal.

世界上最美好的事物之一便是真挚而忠诚的友谊。

One of the most beautiful things in the world is true and ___loyal friendship.