Hoppergrass
n. 蚱蜢, 蝗虫
🗣️ 情景例句
Will you excuse me?
我失陪了
All produets have to go through five checks in the whole process.
所有产品在整个生产过程中得通过五道质量检查关。
but that was precisely the idea adopted in some of the early instruments (seismometers) for recording earthquake waves.
但是早期记录地震波的仪器（测震仪）正是采用了这种思路。