'the whole process lasted about 34 hours and was the longest in the history of panda reproduction,' Zhang Hemin, head of the Wolong centre, said of the birth.

卧龙研究中心的负责人张和民表示：“整个生产过程持续了34个小时之久，这是熊猫繁殖史上时间最长的一次。”

youdao

'the whole process lasted about 34 hours and was the longest in the history of panda reproduction,' Zhang Hemin, head of the Wolong centre, said of the birth.

卧龙研究中心的负责人张和民表示：“整个生产过程持续了34个小时之久，这是熊猫繁殖史上时间最长的一次。”

youdao