Gerotor
内齿轮油泵
🗣️ 情景例句
Yes, Linda.
是的，Linda。
We can only guess what his next move might be.
我们只能推测他在下一次将有什么动向。
have no chance of transporting us to the nearest other star, four light years away,
但尚不可能把我们送到离我们最近、相距4光年的其他星球上去，