Tachygraphometer
供测量用的带照准仪的速测仪
🗣️ 情景例句
Philip and I were living with Grandma and Grandpa. Philip
与我和爷爷， 奶奶住在一起。
Tractors have revolutionized farming.
拖拉机使耕作有革命性的变化。
The first of the two ships to reach Java after the race had begun was the Thermopylae,
比赛开始后，“赛姆皮雷”号率先抵达爪哇岛。