淘选 meaning in Chinese

buddling
elutriate
elutriating
elutriation
levigate
pan out
vanning

They had been working the stream for ten days but it hadn ' t panned out
他们在那条小河里淘选了十天，但没有淘出金子。
The prospector panned out bits of sand and gravel scooped from the bed of a stream
探矿者淘选从河床里挖出的少量含金泥沙和砂砾。
The murine phage antibody library was amplified and then panned by human chorionic gonadotropin for four rounds . the last round enriched phage clones were used to reinfect
由鼠源噬菌体抗体库淘选到展示有人绒毛膜促性腺激素单链抗体的噬菌体克隆。