2007年，科学家为捕获到的最后一条萨氏铲鲟装上跟踪器，日夜跟踪了两年，以期它会遇到同类。
The last one caught, in 2007, was given a tracking device and followed daily for two years on the chance it would lead to others.
2007年，科学家为捕获到的最后一条萨氏铲鲟装上跟踪器，日夜跟踪了两年，以期它会遇到同类。
The last one caught, in 2007, was given a tracking device and followed daily for two years on the chance it would lead to others.
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