Firon
富马酸铁盐制剂
🗣️ 情景例句
Nothing interesting.
没有什么有趣的。
I had a shot of penicillin.
我打了一针青霉素。
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。