Phytocoenogenesis
群落系统发生, 植物群落发生
🗣️ 情景例句
I heard that some tours actually go down into the canyon. Is that true?
我听说有的旅游团真正下到峡谷里去了。那是真的吗？
You use the front door and I'll hit the back.
你从正门进去，我袭击后面。
I went further back into the cave and stopped still.
我向前走拐进岩洞，停住不动。