麻省理工学院的工程师在植物叶子上印的传感器有什么功能？
What is the function of the sensors printed on plant leaves by MIT engineer?
在野外，考拉从它们吃的植物叶子中获取水分。
In the wild, koalas get water from the plant leaves they eat.
透过矮壮的新西兰坡柳小树林我看到了河湾，像蕨类植物叶子背面一样闪着银光。
Through stubby spinneys of akeake, I saw the bend of a river, as silvery as the underside of a fern.
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