arch-core

基本解释

• n.拱心

同根派生

英汉例句

• The arch has a span of 60 metres.
  那个拱的跨度为60米。
• The hard core in the party make all the decisions.
  这个党的核心成员决定一切。
• The boy walks through the undecorated arch.
  那男孩走过未经装饰的拱门。
• This concept is at the very core of her theory.
  这个概念是她理论的核心。
• They considered him their arch opponent.
  他们将他看成是主要对手。