Photosystems
[医]光系统，光合系统
🗣️ 情景例句
Birds are good pets, they can wake you up by singing in the morning.
鸟是很好的宠物，它们早上的歌声可以将你从梦中唤醒。
To toast, their health!
为了健康干杯！
On, in just a day or two, I think.
哦，我想就这一、两天吧。