blip
[blɪp]
n.
[电子学]尖峰信号，尖头信号;
短促而尖锐的声音;
（统计数字的）上下浮动;
雷达的可视信号;
vi.
发哔哔声;
发信号;
（雷达等屏幕上）出现光点;
出现波动;
例句:
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Was it just a temporary blip on an otherwise healthy growth curve?
这是否是原本良好的增长曲线中暂时的偏离？
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From today's vantage point, the 1987 crash seems just a blip in the upward progress of the market.
今天看来，1987年的崩盘似乎只是股市上升进程中的一次小小挫折。
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They were forgotten, a blip in pop culture history.
他们被遗忘了, 像是流行乐坛里的一个幻影.
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Unfortunately things take a downwards blip towards the end.
来自BBC
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The temporary blip is club form is meaningless overall.
来自BBC
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Is that a trend or a recession-related blip?
来自WSJ