rappel基本解释
vi.绕绳下降
n.绕绳下降
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过去式: rappelled 过去分词: rappelled 现在分词: rappelling 第三人称单数: rappels
vi.绕绳下降
n.绕绳下降
【hao86.com好工具】
过去式: rappelled 过去分词: rappelled 现在分词: rappelling 第三人称单数: rappels
"The ascent was easy--roping down the mountain would be much more difficult and dangerous"
"You have to learn how to abseil when you want to do technical climbing"