牢牢捆在一起碳纤维绳索比钢索更牢，却更轻。

Roped together Carbon fibres are both stronger and lighter than steel.

youdao

牢牢捆在一起碳纤维绳索比钢索更牢，却更轻。

Roped together Carbon fibres are both stronger and lighter than steel.

youdao