The Overlander发售的mont-bell全新设计的直式远足杖/原价$790、现售$474，其双层式结构由碳纤维包裹7075硬铝合金制成，手柄外层覆以软硬适中的防滑胶，提升贴手及舒适度 ...

Scientists researching Alpine glaciers store ice in Antarctica. By analysing air bubbles in the ice they may be able to predict the future ...