Microecosystem
微生态系
🗣️ 情景例句
She took a medical course.
她选读医学课程。
For ￡300 to London, the commiossion is 3, please.
汇款300英镑到伦敦，费用为3英镑。
As soon as he opens the gate from the outside, he comes into the garden and waits until the gate shuts.
它从外面把门一打开，就走进花园，等着门自动关上。