relay race

基本解释

Lay a layer of clay on the displayed layout before the relay race.
接力赛之前在展示的陈设上铺一层黏土.
Critics of the Lasker citation emphasize that development of the artemisinin-based combination therapy used today resulted from a scientific relay race that went through many stages.
拉斯克奖的批评者强调，如今使用的基于青蒿素的组合疗法是一个科学接力赛的产物，经过了许多阶段。
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One analogy for this relationship is that of a relay race, where the first runner represents requirements management and the next runner, receiving a baton hand off, represents test management.
这种关系类似于一场接力赛，第一个跑的人代表着需求管理，下一个接受接力棒的人代表测试管理。

Like three legs of a relay race, Goldberg passes along the baton of fertility (aka: the vials of sperm) to Jones, who meets a man, falls in love, gets pregnant.
FORBES: Reading: Three Wishes by Carey Goldberg, Beth Jones and Pamela Ferdinand