19岁的大卫·约翰逊说这个机动假肢让他拥有了一条“会思考”的腿，它可以随着身体的移动迈出很自然的步伐。

David Jonsson, 19, said the world's first motorized prosthetic gave him a "thinking" leg that created a natural walk by following the motions of his body.

youdao

然而，我很期待随着筹资者们意识到机动设备的资金筹措不只可以电话销售和短消息捐赠，我们可以在今后可以看到更多的类似的活动。

However, I expect we'll see a lot more such campaigns over the coming months as fundraisers realise that mobile fundraising can now go way beyond just telemarketing and SMS donations.

youdao

此外，升级机动车内的柴油过滤装置很容易，燃烧生物废料的炉灶可改造成以太阳能或天然气为燃料。

Next, diesel filters in cars can be upgraded, and biomass-burning stoves can be exchanged for technology that uses solar power or natural gas.

youdao

And of course, there are still pollution problems with motorists.

当然，机动车的污染问题依然很严重。

我使用自行车 - SpeakingMax英语口语达人