基本解釋n.跳臺滑雪n.滑雪跳臺同根派生 skijump相關(guān)詞英漢例句Research of configuration of narrow opening skijump spillway and estimation of logitudinally extended width of jet 窄縫式挑坎體型研究及其挑流水舌距離的估算skijump更多例句