Bacillariophyta
硅藻门
🗣️ 情景例句
I was quite surprised when I read in your letter that you had decided not to finish your studies at the university.
当我在你的信中看到你已决定终止大学学业时感到很是惊讶。
This nation is noted for its economic stability.
这个国家以经济稳定闻名。
Now that a tunnel ahs been built through the mountains, the Pass is less dangerous,
如今由于山里开挖了隧道，翻越山口已不那么危险了。