It was an adhesive for toolmaking, a waterproofing agent for boats and roofs, a medicinal cure and a lubricant.

发现石油可以用作工具制造粘合剂、船只和屋顶的防水剂、药剂和润滑剂。

Officials are waterproofing the walls inside the tunnel entrance to better protect the vault.

官员们正在对隧道入口内的墙壁进行防水处理，以更好地保护金库。

Scientists say there are still certain things that need to be improved, such as the motors and waterproofing design.

科学家表示，仍有某些方面需要改进，例如电机和防水设计。

Modern bees protect their nest chambers against water by using a special waterproofing substance that has a distinctive chemical composition.

现代蜜蜂通过使用一种具有独特化学成分的特殊防水物质来保护它们的巢室不受水的影响。

One company, Biome Bioplastics, has come up with a fully compostable, recyclable cup that uses natural materials, such as potato starch, as waterproofing.

一家名为 Biome Bioplastics 的公司推出了一种完全可堆肥、可回收的杯子， 它使用马铃薯淀粉等天然材料作为防水材料。

But because sebum is so good at waterproofing the hair shafts, a phrase I never thought I'd say, a mere shower or bath won't do much in the way of actually cleansing the scalp.

但由于皮脂非常擅长使发干防水，这是我从未想过会说的一句话，单纯的淋浴或洗澡并不能真正清洁头皮。

Shampoos also get fancy with their polymers—some add volume or weight or increase the shine and feel, while others protect from things like UV rays—but, in essence, they all work like waterproofing sealant on a deck.

洗发水的聚合物也很花哨——有些可以增加体积或重量或者改善光泽和触感，而有些则可以防止紫外线——但本质上，它们作用都像甲板上的那层防水密封胶。

But the robot is not yet ready to take the place of lifesavers by the pool. Scientists say there are still certain things that need to be improved, such as the motors and waterproofing design.

但机器人还没有准备好取代泳池边的救生员。科学家表示，仍有某些方面需要改进，例如电机和防水设计。