Petalococcus
瓣球菌
🗣️ 情景例句
Hmm?
嗯？
I'm afraid all my efforts were in vain.
我担心我的努力全白费了。
If a nation is essentially disunited, it is left to the government to hold it together.
如果一个国家实际上处于分裂状态，使之联合起来就是政府的事了。