Keep track the history of the keyword to determine when a keyword is rising or down in popularity over time.
根據飛行紀錄，從2002年2月到2003年11月的近兩年間，克林頓搭乘愛潑斯坦的飛機前往歐洲、非洲、亞洲、俄羅斯，以及離家較近的邁阿密和紐約。當時，克林頓的團隊正試圖為基金會籌募資金——根據維基解密（WikiLeaks）公開的一份備忘錄，金額高達1億美元（約7430萬英鎊）。
。91视频对此有专业解读
I’ll admit, having seen a prototype Pro Charger in person back in January, that it’s the prettiest way to re-juice a smart ring I’ve ever seen. Whereas Samsung and Oura have both opted for discreet, ring box-style hardware, Ultrahuman made something designed to sit on your nightstand. It’s not taking up space just for show, either, since it includes the aforementioned battery, LED charge indicator, speaker and haptics. It’s also got the ability to diagnose and address firmware issues to eliminate worries around firmware issues bricking devices.
I tried to solve it somewhat elegantly: