Based on the study, we suggest that the main calving ground requires strict protection from disturbance, and a large reserve in the region needs to be established.是什么意思_Based on the study, we suggest that the main calving ground requires strict protection from disturbance, and a large reserve in the region needs to be established.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句