Velograph
速度记录仪, 速度计
🗣️ 情景例句
Here they are. Family Album, U.S.A.
就在这里。美国写真！
We've already had a big demand for this product.
这种产品我们已有很大的需要求量。
The ground supported fewer plants, and the insects which lived on these plants died out.
地上长的植物少了，生活在这些植物上的昆虫就消亡了。