study hotspots的用法和樣例：
例句
- Grid is one of the research hotspots in high performance computing field.
摘要網格是當前高性能計算領域的一個研究熱點。 - The synthetic aperture technology was introduced into the conventional radar altimeter, and study on its concept and technology has becoming actively.
在高度計中使用合成孔徑技術正在成為當前國際上高度計技術領域內一個新的研究熱點。
