还需要添加与饲养箱等长的UVB灯管.Add a fluorescent UVB bulb to runtotal length of the enclosure.说明: 今天是秋分,也就是昼夜等长的日子.Explanation: Today is an equinox a date when day and night are equal....

“等长的”的英语可以翻译为：[医] coelongate，isometric ...