由于雪崩研究的复杂性，冬天在人烟稀少的地区旅行从来不是百分之百的安全。

Due to the complexity of the subject, winter travelling in the backcountry is never 100% safe.

youdao

由于雪崩研究的复杂性，冬天在人烟稀少的地区旅行从来不是百分之百的安全。

Due to the complexity of the subject, winter travelling in the backcountry is never 100% safe.

youdao