关于footholds的百科

• footholds造句怎么写

• Aclimberneedssecurefootholds.Themountainclimbercouldnotfindmanyfootholdsonthemeltingice.EatingforSkylab'sthree-memberteamswasafairlynormaloperation:footholdsallowedthemtosituatethemselvesaroundthetableand"sit"toeat.abusestartsleaksinmanygatevalves...
• 2017-02-2222070