Silmalec
西尔玛雷克铝硅镁合金
🗣️ 情景例句
I understand your feelings about it, Richard.
我了解你对这种事的心情， Richard。
I think that's the guy-he's a killer.
我想那家伙是个杀手。
This is a major achievement because, in relative terms, planets are very small and old not emit light.
这是一个重要的成就，因为相对来说，行星很小，而且也不发光。