Cellulosis
纤维分解
🗣️ 情景例句
Mitchell, so nice of you to come.
Mitchell，欢迎光临。
I've realized that we should stop the pollution.
我明白必须阻止公害的原因了。
It is our permanent principle that contracts are honored and commercial integrity is maintained.
重合同、守信用是我们的一贯原则。