alternation of generations
the alternation of crops
the alternation of day and night
They show a heteromorphic alternation of generations, the gametophyte eging the dominant generation.
The different interlacement and alternation of all above four kinds of rhythm speeds make daedal narration rhythm.
Filter bed should be exposurd as less as possible because alternation of exposure and immersion is disbennifit to the penetrability of filter bed.
Explore frequently searched vocabulary
Want to learn vocabulary more efficiently? Download the DictoGo app and enjoy more vocabulary memorization and review features!
Download DictoGo Now