Phytoactinometer
光合光量计
🗣️ 情景例句
We want to be sure that you're responsible
我们要确定你是肯负责的，
So far I have been learning about China.
到止前我止，我一直都在研究中国的事情。
No!We're alone here. We're all by ourselves, said Jim. Isn't that great?
“没有！就我们在这儿。就我们这伙人，”吉姆说，“这不是很好吗？”