documented

However, so far, studies related to the creasing fruits and expression characteristics of expansin during growth have not been documented.

然而，柑橘成熟过程中出现的皱皮果是否与expansin基因的表达特性有关，目前尚未见报道。

The oldest dog that has been reliably documented was an Australian cattle-dog named Bluey. He was put to sleep at the age of 29 years and 5 months!

世界上最老的狗，据可靠文献记载，是大利亚的叫作博鲁的牧羊犬，他共生存了29年零5个月。