7.It might be unprepossessing, even ugly, with its stumpy branches and pockmarked bark, but this tough little tree is a survivor and a pioneer, essential to nearly all life in the Arctic.
它可能并不引人注目,甚至很丑陋,枝干粗壮,树皮
有麻点,但这种坚韧的小树是幸存者和先驱者,对北极地区几乎所有的生命都至关重要。