同根派生 keel arch相關(guān)詞英漢例句To arch upwardin the middle.Used of a ship's keel. 中部拱起。用于指船的龍骨。To arch upward in the middle.Used of a ship's keel. 中部拱起。用于指船的龍骨The workers are laying a keel of the ship. 工人正在給那艘船安龍骨。The arch has a span of 60 metres. 那個(gè)拱的跨度為60米。The boy walks through the undecorated arch. 那男孩走過未經(jīng)裝飾的拱門。keel arch更多例句