underset
【化】 underflow

1.baseflow  2.uflow  3.bottomcurrent  4.bottomflow  5.underflow  6.undercurrent  

底的英語翻譯：

a copy kept as a record; base; bottom; end; fundus; the truth of a matter
【醫(yī)】 base; basement; bases; basi-; basio-; basis; batho-; bathy-; fimdi
floor; fundus; pavimentum; solum

流的英語翻譯：

flow; stream; current; stream of water; class; wandering
【計】 stream
【化】 flow coating(process); stream
【醫(yī)】 current; flow; flumen; flumina; rheo-; stream