The feature spans 50, 000 light-years and may be the remnant of an eruption from a supersized black hole at the centre of our galaxy.
这家伙跨度有5万光年,可能是我们星系中心的一个超大号黑洞爆炸后的残留。
Venezuela's roads, in fact, are in such bad shape that a whole new category of pothole-the "mega-hole" -has begun to feature in news reports.
实际上,委内瑞拉的道路如此糟糕,以至于人们在新闻报道中开始使用一个全新的范畴来形容最糟糕的路面坑洼品种:龙洞。
Feature: eight hole placement stronger and precise connection by an additional strip and placement tool.
特征:八孔定位,设有加固边,借助定位夹具更精准。
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