形容詞 old hat:

1. repeated too often; overfamiliar through overuse
   同義詞：banal, commonplace, hackneyed, old-hat, shopworn, stock, threadbare, timeworn, tired, trite, well-worn
2. out of fashion
   同義詞：antique, demode, ex, old-fashioned, old-hat, outmoded, passe, passee

1. He should buy some new shoes. Those are too old hat.
   他得買(mǎi)雙新鞋啦，他穿的那雙樣子太老了。
2. By now, putting satellites in orbit is old hat to space scientists.
   現(xiàn)在，對(duì)航天科學(xué)家來(lái)說(shuō)，把衛(wèi)星送入軌道已不是一樁新鮮事了。
3. What an object you look in that old hat!
   你戴著那頂帽子，樣子可真怪！