例句與造句

1. In an experiment where two sizes of sand grain were offered to ants that were foraging for building materials, the ants always chose the smaller grains although this was wasteful in terms of building efficiency . " T . albipennis " scouts show behavioural lateralization when exploring unknown nest sites, showing a population-level bias to prefer left turns.
2. During US President Obama's visit to India in November 2010, India and US decided to cooperate in the fields of clean-tech and shale gas . " We agreed to deepen our co-operation in pursuit of clean energy technologies, including the creation of a new clean energy research centre here in India, and continuing our joint research into solar, biofuels, shale gas and building efficiency, " Obama said.
3. It's difficult to find building efficiency in a sentence. 用building efficiency造句挺難的
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