b********s
发帖数: 1118 | 1 【 以下文字转载自 CanadaNews 讨论区 】
发信人: blueforpus (Little Bo), 信区: CanadaNews
标 题: 冰封池塘 鱼儿被憋坏了
发信站: BBS 未名空间站 (Mon May 21 20:48:15 2012, 美东)
As the long Russian winter drags on, fish in the ponds of St. Petersburg
become increasingly desperate for oxygen, clustering in vast thrashing
masses at shrinking holes in the ice. Not only does ice block oxygen that
could be diffused into the water from the air, but it also impedes sunlight
from reaching oxygen-generating plants and algae in the water | r*********e
发帖数: 29495 | 2 不能趁人之危啊
sunlight
【在 b********s 的大作中提到】
: 【 以下文字转载自 CanadaNews 讨论区 】
: 发信人: blueforpus (Little Bo), 信区: CanadaNews
: 标 题: 冰封池塘 鱼儿被憋坏了
: 发信站: BBS 未名空间站 (Mon May 21 20:48:15 2012, 美东)
: As the long Russian winter drags on, fish in the ponds of St. Petersburg
: become increasingly desperate for oxygen, clustering in vast thrashing
: masses at shrinking holes in the ice. Not only does ice block oxygen that
: could be diffused into the water from the air, but it also impedes sunlight
: from reaching oxygen-generating plants and algae in the water
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