基本解釋海拔同根派生 altitudes相關(guān)詞英漢例句At high altitudes it is difficult to breathe.在海拔高的地方會感到呼吸睏難。Mountain climbers use oxygen when they reach higher altitudes.登山者在到達高海拔地區(qū)時使用氧氣。altitudes更多例句