例句與造句

1. Venation wave spectrum analysis finds out shape - structure change of mid - frequency signal fluctuation
   脈絡(luò)波譜圖分析查明了中范圍（頻率）信號波動的形態(tài)結(jié)構(gòu)變化。
2. It's difficult to find signal fluctuation in a sentence. 用signal fluctuation造句挺難的