Dibrachium
二歧聚伞花序
🗣️ 情景例句
I don't know how to solve the problem. Will you help me out?
我不知道该怎么解决这个问题。你能帮我吗？
'Tis the early bird that catches the worm.
早起的鸟先得虫；捷足先登。
has spent his lifetime studying active volcanoes and deep caves in all parts of the world.
花了毕生的精力来研究世界各地的活火山和探洞。