无情的旱灾催发了中国人工降雨火箭的需求。
The unrelenting drought has boosted southern China's demand for cloud seeding rockets.
她已经在试验发射带有特殊化学药品的火箭尝试人工降雨。
She has been firing rockets with special chemicals at rain clouds to see if she can create precipitation.
她已经在试验发射带有特殊化学药品的火箭尝试人工降雨。
She has been firing rockets with special chemicals at rain clouds to see if she can create precipitation.
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