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来源:雅诚德英语网
It can take up to 20 years for a Beluga Sturgeon to reach its maximum size and they can weigh up to 2 tonnes.
它们要长到极限尺度得花20年,那时它们可以达到2吨重。
It can take up to 20 years for a Beluga Sturgeon to reach its maximum size and they can weigh up to 2 tonnes.
它们要长到极限尺度得花20年,那时它们可以达到2吨重。