例句與造句

1. At this time, no definitive spawning triggers are known.
2. Spawning triggers allow a species of fish to synchronise their breeding, making it more probable that individual fish will find a guppies ); at specific times of the year ( e . g ., grunion ); or only at a certain point in their life cycle ( e . g ., eels ).
3. It's difficult to find spawning trigger in a sentence. 用spawning trigger造句挺難的