adj.（时装或化妆）重新流行的
n.减速火箭(=retrorocket)；重新流行
pref.表示“向后”、“回归”、“在后面”
I want to have a bit of a retro look. 我想尝试一下复古外观。
Colours for spring are set to be futuristic and very retro. 今春的色彩流行走向是未来气息和复古韵味。
