lead-up

n.

导致物；

New Inquiries About Lead-up Method:a Motor Learning Perspective
The bid, the lead‐up, the event and the legacy: global cultural politics and hosting the Olympics
Motor learning study on lead-up method
The use of lead-up functional exercises to supplement mat work; exercise without apparatus or equipment.
North and South Yemen: Lead-Up to the Break-Up
Methodology of teaching basic gliding elements in figure skating using lead-up exercises
Box plot depicting frequency of attacks over the course of lead-up progressions.
Efforts against Trafficking in Game Lead-Up
Design and implementation of a lead-up test systems
Lead-Up Activities for Boys