而其中原因往往是因为对手采的矿和气比自己多。
Often the reason is that their enemy mined more resources than they did.
这比记录中最危险的2002年，造成的6995人遇难的矿难下降了很多。
That was down from 6,995 deaths in 2002, the most dangerous year on record.
这比记录中最危险的2002年，造成的6995人遇难的矿难下降了很多。
That was down from 6,995 deaths in 2002, the most dangerous year on record.
应用推荐