1、 Those would be you, a human, and a grizzly bear, the thing that's approaching you alarmingly fast.
那就是你，一个人类，以及一头灰熊，它正在以惊人的速度向你奔来。
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2、 Bracken fern has been spreading from its woodland strongholds for centuries, but the rate of encroachment into open countryside has lately increased alarmingly throughout northern and western Britain.
蕨类植物已经从它的林地据点向外蔓延了几个世纪，但是最近在整个英国北部和西部，蕨类植物侵入开阔乡村的速度却惊人地增长。
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