tail off

基本解释

Here, the number of active users starts to tail off, with a large drop over the summer months.
這時，活動用戶的數量開始減少，在整個夏天的幾個月有較大幅度的下降。
You spend all of this time working your tail off and yet you still find yourself in financial trouble.
你花掉了所有這些時間用於工作，卻發現自己仍然有財務問題。
For example, wages tend to be high near densely occupied blocks, but tail off within a mile or two.
擧例來說，在居民稠密街區的附近，工資往往較高，但一兩英裡以外，工資水平就降下來了。

Many shale plays flow vigorously for just a few weeks and then tail off dramatically.
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Even if productivity growth does tail off, it may still be strong enough to match sluggish demand.
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If accepted, that might require the government to raise its fiscal target even as recovery starts to tail off.
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When something tails off, it gradually becomes less in amount or value, often before coming to an end completely.