falling off 降落 ; 减少
falling off of drill string 跑钻
falling-off phenomenon [物化] 降变现象
falling-off in speed 转速下降
Never Falling Off 永不剥落
N-SING If there is a falling-off of an activity, there is a decrease in its amount or intensity. (数量)下降; (强度)减退 [N 'of/in' n]
There has been a falling-off in box office income and other earnings.
票房收入和其他进项已经有所下降。
There has been a falling-off in box office income and other earnings.
票房收入和其他进项已经有所下降。
The pounds were falling off so fast that I actually got excited to step on the scale each morning to see how much more I'd lost.
体重减少的是如此地快，每天早上站在称上看到我自己减了多少，真是太让人兴奋了。
From May Singapore's postmen will take Saturdays off in response to falling mail volumes.
从五月份起，面对正在下降的邮件量，新加坡的邮递员将会在星期六停止运送邮件。
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