hourglass curve[天] 沙漏线
hourglass tumor哑铃瘤;翻译
Phantom Hourglass梦幻沙漏;幻影沙漏
time hourglass时间的沙漏;时间沙漏
Spinning hourglass旋转沙漏;旋转的沙漏
hourglass valley沙漏形河谷;收束谷
Hourglass Model沙漏模式
Happiness hourglass幸福沙漏
hourglass mode沙漏模态;沙漏模式
N-COUNT（可数名词） An hourglass is a device that was used to measure the passing of an hour. It has two round glass sections linked by a narrow channel, and contains sand which takes an hour to flow from the top section into the lower one. (计时用的)沙漏