unassuming
adj
not drawing attention to oneself or to one's merits or rank; modest 不爱表现自己的; 不爱显示或夸耀的; 谦逊的
a gentle, quiet and unassuming manner 高雅、 文静而谦逊的态度.
One of the most famous monuments in the world, the Statue of Liberty, was presented to the United States of America in the nineteenth century by the people of France.