symbolism
n[U]
use of symbols to represent things, esp in art and literature; the symbols thus used 符号的使用; (尤指文艺中的)象徵主义, 象徵手法
poetry full of religious symbolism 用大量象徵手法表现宗教色彩的诗篇.
A burst of activity associated with the laying of submarine cables soon confirmed the Challenger's observation that many parts of the ocean were two to three miles deep,