Nitrococcus
亚硝化菌
🗣️ 情景例句
When you see a new word, look it up.
当你看到一个新的字时就去查阅它。
My hobby is collecting pictures.
我的嗜好是收集图片。
they can locate and steer clear of obstacles -- or locate flying insects on which they feed.
并能通过回声来确定并躲开障碍物，或找到它们赖以为生的昆虫。