名詞 flat top:

1. a closely cropped haircut; usually for men
   同義詞：crew cut, flattop
2. a large warship that carries planes and has a long flat deck for takeoffs and landings
   同義詞：aircraft carrier, carrier, flattop, attack aircraft carrier

形容詞 flat top:

1. having a flat or flattened upper surface
   同義詞：flat-topped, flat-top

1. Any of various similar constructions, especially a four-sided Mayan temple having stepped sides and a flat top surmounted by ceremonial chambers.
   類金字塔一種相似建筑，尤指具有帶臺階的側(cè)面和布滿禮儀性房間的平頂?shù)乃拿娆斞抛鍙R宇
2. A heavy block of iron or steel with a smooth, flat top on which metals are shaped by hammering.
   鐵砧頂端平整光滑用來錘鍛金屬成型的厚重的鋼塊或鐵塊