And you'll probably only practice it a few times-for a lifetime cumulative duration of as little as 30 minutes.

而你可能只会练习几次，一辈子累计持续时间仅为30分钟。

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Gaze duration can be considered as cumulative duration and average spatial location of a series of consecutive fixations within an area of interest.

注视能够被以为是一种持续地累积及在感兴味范畴地一系列持续定影地均匀空间定位。

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The cumulative quantity of runoff's nutrient increases correspondingly along with the more enhancing rainfall intensity and longer duration of runoff generation.

随着雨强的增大、产流时间的增加，径流养分累积量也相应增大。

zuci.chaziwang.com

Since 1946, bear markets had an average duration of 16 months with an average cumulative loss of 32%.

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