droptv.放下;掉下vbl.
dropvt.落下;跌倒;下降;放弃;漏掉;断绝关系n.滴;微量;减少;滴状物
Dropiomazine丙酰马嗪
drop current跌落电流
drop tracery下错窗
drop forging落锤锻造
drop-heart心脏下垂
drop pellets滴丸
dropped axle中凹式前轴
drop by dropadv.一滴一滴地;一点一点地
dropropizine羟丙哌嗪
drop scenery吊景