I actually skated, and despite some teetering I did not fall on the ice...我真的滑冰了——尽管有些踉跄，但没有跌跟头。He skated a figure of eight in the rink.他在溜冰场上溜了个八字形.I had skated on thin ice and, so far, got away with it.我曾经冒过很大风险，但目前为止侥...
在小的角闪岩体中,磁铁矿可占510%, 仅有局部的散染状富集.Most of the smaller hornblendite bodies contain about 5 - 10 percent magnetite, with only local sporadic enrichment.含角闪石的变种填补了带状和脉状角闪岩的中间相.Hornblende bearing varieties bridge the gap over t...