We have built machines as complicated as is possible with unassisted engineering.

运用独立的工程技术,我们已经创造出尽可能复杂的机器.

We have built machines as complicated as is possible with unassisted engineering .

运用独立的工程技术，我们已经创造出尽可能复杂的机器。

Your unassisted vision is worse than 20/500.

你的视觉想象力低于20/500。（不知啥意思。

It's beautifully crisp, feeling unassisted , quick and light.

它的精美脆，感觉无人，快速和轻。

Use from birth until baby is able to sit upright unassisted .

从出生婴儿的使用，直到能够坐在直立无辅助。

The indulged unassisted submerge the dust when I keep watch for you in ruins.

放任无奈淹没尘埃,我在废墟之中守着你走来.

Most of the miners were unable to walk unassisted and some were placed on stretchers.

大部分的矿工不能独立行走，还有一些被抬在担架上。