Mpf
abbr. motion-picture film 电影胶片; multipurpose food 多功能食物
🗣️ 情景例句
Don't worry about it. It's nothing.
别担心，没事儿。
To show our gratitude to all of you for being our reliable business partners.
为表达我们对你们——我们值得信赖的生意伙伴的感谢。
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。