对于尿路感染的诊断，下列哪项最有意义

A．尿路刺激症状

B．畏寒、发热、头痛

C．清洁中段尿培养细菌计数≥10⁵/ml

D．清洁中段尿白细胞＞5/HP

The boat command that means complete the stroke and level the oars horizontally with the blades trimmed fore and aft is（）.

A.Oars

B.Up oars

C.Way enough

D.Hold water