hit-and-miss

adj.

碰巧的；

Hit and miss
Canadian Disability Policy: Still a Hit-and-Miss Affair
All hypertopologies are hit-and-miss
On hit-and-miss hyperspace topologies.
The infimal value functional and the uniformization of hit-and-miss hyperspace topologies
A hit-and-miss investigation of asymmetries in wheelchair navigation
Notes on hit-and-miss topologies.
A probabilistic hit-and-miss transform for face localization
Wijsman and Hit-and-Miss Topologies of Quasi-Metric Spaces
Uniformly discrete hit-and-miss hypertopology: A missing link in hypertopologies