To optimize material cost and supply, the Group strategically stocked up selected key materials to help preserve product margins and to ensure materials availability for order fulfillment.是什么意思_To optimize material cost and supply, the Group strategically stocked up selected key materials to help preserve product margins and to ensure materials availability for order fulfillment.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句