Dropol德罗波尔
dropvt.落下;跌倒;下降;放弃;漏掉;断绝关系n.滴;微量;减少;滴状物
drop forged shackle模锻卸扣
dropsonde dispenser下投式探空仪分配室
drop of temperature温度降落
dropping the bottom[机] 落炉, 打炉
drop to one's knees跪下
drop out of college从大学中途退学
drop in temperature降温
drop of water level水位下降
dropping stock line降料线
drop from the cloud从天而降