observation period

基本解释

Of the 4905 patients included in this analysis, 1808 (37%) reported hydroxychloroquine use at some time during the observation period.
該研究分析的4905名患者，其中有1808名（37%）報告曾在觀測期內某段時間使用過羥基氯喹。
Among the 109 whose tumors did not grow over the observation period, which for some patients was up to 15 years, no melanoma-related deaths occurred.
觀察期內，那些沒有出現腫瘤生長的共109名患者裡，有些人長達15年內都沒有出現黑色素瘤導致的死亡。
The other 49 people seated nearby on the same plane have been isolated for a 10-day doctor observation period, said Yoichi Masuzoe, Japan's health minister.
日本厚生勞動大臣舛添要一(Yoichi Masuzoe)說，機上另外49位坐在他們附近的乘客已經開始爲期10天的毉學觀察期。

The equipment measured twenty slow earthquakes during the five-year observation period.

If you slide your observation period forward or back, those bad returns often disappear fast.
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During the observation period, 1, 156 patients (28.4 percent) died, with 879 (76.0 percent) of these deaths related to cardiovascular disease.
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But right after his observation period was up, before Weaver could retrieve the model, another car moved to the right to hit the animal as he stood less than 20 feet away.
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