0 something that introduces something else, such as the words and music that are used to introduce a television programme -- 引子;过渡语;开场白;过场音乐
This could be misunderstood, since it is not the first place most people should look if they want an easy lead-in.
The current study examines whether the relation between lead-in labels and child vocabulary is influenced by whether the child's attention is redirected.
The two groups that received a subject and a verb as a lead-in were combined for the analysis of variance.
Elimination of these vibrations was accomplished by suspending the quieting chamber and its lead-in hose from soft springs connected to the ceiling.
The book this is an excellent lead-in to any glacial research topic in which one might be interested.
Thus, gesture seems to have a moderating effect on the success of lead-in labels.
Lead-in labels were further coded as ' lead-in-successful ' or 'lead-in-unsuccessful ', based on children's subsequent attention or inattention to the labeled object.
There each word production task used in the literature was analyzed as the combination of a "core" process and a "lead-in" process.