It is consisted of rotor with saw-shaped blades on periphery, rotating flow passage lateral plate and a diameter-equivalent stator.
它由一种圆周上具有锯齿形叶片的转子、一同旋转的流道侧板和等直径的定 子构成；
2
I saw the heart-shaped pepperoni pizza on one charming party.
我在一个不错的派对上看到了爱心形状的香肠比萨。
3
"Their skin turned a glowing red, " said the Staffordshire police inspector's report. "They saw a darkish silver inverted saucer shaped object in a field, which was glowing red beneath.