Phytoactinometer
光合光量计
🗣️ 情景例句
I'm afraid I stayed too long.
恐怕我呆得太久了。
Yes, we should try to contact more.
是的，我们应该联系多点。
We had some shoes like those a month ago,but we don't have any now.
一个月前我们有这要的鞋。但是现在没有了。