相关单词近義詞 foundation 根基, basis 基礎, bedrock 巖牀, underpinning 支撐, grounding 基礎訓練, root 根, source 來源, base 底部, principle 原理, cornerstone 隅石, backbone 脊骨, mainstay 主要支持, anchor 錨, linchpin 制輪楔, headstone 墓石, lynchpin 輪鎋, key 鍵臨近詞keyword, keynote, Keystonea, Keystoner, keystone ring, keystone wave, keystone sack, keystone EIPs, Keystone virus, Keystone State, keystone plate, keystone corner相似詞keyhole surgery, Keynesian, keynote, keypad, keystroke, keyway, keyword, kg, 返回 keystone