This method was very effective as the glass had not touched any surfaces between being soft and becoming hard, so it stayed perfectly unblemished, with a "fire finish".

这个方法非常有效，因为玻璃在从软变硬的过程中并没有触及任何物体的表面，因而在经过“火抛光”处理后能保持完美无瑕。

youdao

I came into this world - like you - a pure, unblemished being. And when I come to the conclusion of this earthly life, I will remain - like you - pure, unblemished spiritual being.

我——和你一样——以一个纯净的、没有污点的形态来到这个世界，当我们的生命走向尽头的时候，我们，还会保持着这样纯洁没有污点的形态离开。

youdao

Rob Green looks likely to get the nod, but he has had far from an unblemished season.

罗布·格林有可能脱颖而出，不过他这一个赛季远远称不上完美。

youdao

Menchov went to pick up his crashed bike but the mechanic shouted to get on the new one and the Russian rode the unblemished machinery home to claim the race.

BBC: Menchov wins Giro despite crash

Citigroup has the only unblemished record in the table, having added value consistently throughout the period.

ECONOMIST: A global ranking of companies

Chelsea manager Carlo Ancelotti's side went into the match with an unblemished record in the league, having scored 21 goals on their way to winning all five previous games.

BBC: Chelsea will still win Premier League - Roberto Mancini