Why avalanches are most deadly when they stop - Simon Trautman
级别 C2 · 38 句 · 5:34 · TED-Ed
逐句听 Why avalanches are most deadly when they stop - Simon Trautman，输入你听到的内容，每个词都会得到批改。
级别 C2 · 38 句 · 5:34 · TED-Ed
逐句听 Why avalanches are most deadly when they stop - Simon Trautman，输入你听到的内容，每个词都会得到批改。