When climbing the hill, we not only got relaxed by enjoying the beauty of nature but also learned how to smooth away difficulties and help each other.

爬山过程中，我们不仅享受了大自然的美丽、放松身心，还学会了克服困难、互相帮助。

youdao

Both are good, but avocados have the added bonus ofB vitamins, which also help to keep your skin looking vibrant and smooth.

这两个都是好的，但有鳄梨富含维生素B，这也有助于保持你的肌肤活力和平衡。

youdao

Take something long (I used a chopstick, but the end of a pencil or even a pair of scissors will also work well), slip it inside, and nudge the seam into a nice smooth edge.

用个长的东西(我用的是筷子，不过铅笔头甚至剪子也都行)，深入里面，将接缝边缘推的光滑美观。

youdao

We're talking about the soft-touch lid, yes, but also the smooth, glassy trackpad and textured, leather-inspired palm rest.

ENGADGET: blogger-avatar

The engine constantly throttles up and down, not only to counter the drag on the satellite from residual air molecules in near space but also to smooth the flight of the vehicle to minimise the noise in the gravity measurements.

BBC: Goce gravity mapper surfs atmosphere

But the commission also emphasised that economic growth is needed to smooth transition, and that business and government should agree on new measures.

ECONOMIST: Black empowerment in South Africa