spatial and temporal variations的用法和樣例：
例句
- Temporal and spatial variation of phytoplankton structure in the lake was studied.
摘要研究了武漢東湖浮游植物群落結構的時(shí)空變化。 - The trade-off of dominant species groups had a significant effect on the temporal and spatial fluctuations of macrobenthos community.
由物種組成分析可知，九段沙濕地大型底棲動(dòng)物群落時(shí)空變化與優(yōu)勢種的消長(cháng)有關(guān)。
