Phytoactinometer
光合光量计
🗣️ 情景例句
Have you made the reservations for...
你为。。。订了座吗？
I'm sorry,but both of them are busy right now.
很抱歉他们现在很忙。
Tomorrow is christmas Eve, and my father and I went to choose a Christmas tree today.
明天是圣诞节前夜，今天我和父亲去选圣诞树。