1.date back to 追溯到……
Originally a sanctuary for battle-weary warriors, the impressive remains of the Royal Palace date back to the 12th century.
这里最初是那些厌倦了战争的战士们的避难所，这些让人印象深刻的皇宫旧址要追溯到12世纪。

2.be perceived as 被视为
Initially this COE can be perceived as an informal body comprised of experienced and knowledgeable personnel from the business and technology groups of the organization.
太阳光线通过大气层时许多能量被吸收去了。

3.a symbol of 象征
Logo is a symbol of an enterprise, embodying the spirits and cultural connotations of the enterprise.
商标是企业的象征，凝聚了企业的精神理念和文化内涵。