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来源:雅诚德英语网
Roughly six weeks after birth, Eastern marmots are just old enough to take their chances of surviving in the temperate environment.
出生大约六周后,东部土拨鼠已经足够大到可以在温和的环境中生存。
Roughly six weeks after birth, Eastern marmots are just old enough to take their chances of surviving in the temperate environment.
出生大约六周后,东部土拨鼠已经足够大到可以在温和的环境中生存。