把(草等)犁入土中作肥料, 再投资\n【经】 把(利润)再投资

戴维斯梅森公司过去惯常把利润的一部分投资于添置新设备。

subsoiler (subsoil plough), oscillating-share type subsoiler

overburden plough (overburden spreader)

Big Dipper【天】;Plough【天】

plough up

paddy field plough

rotary snow plough for removing snow from railway tracks

channel snow plough

trussed-beam plough