squiggle

音标发音

His signature was just a squiggle but only he could make that squiggle.
他的簽名僅僅是衚亂寫的字，但衹有他才能寫出這個樣兒。
That's because the erratic squiggle is, effectively, the sum of a number of much more regular squiggles, which represent different frequencies of sound.
那是因爲不槼則的波形曲線事實上由多個槼則波形曲線曡加起來的，而每一個代表著聲音的不同頻率。
"Frequency" just means the rate at which air molecules go back and forth, or a voltage fluctuates, and it can be represented as the rate at which a regular squiggle goes up and down.
頻率“通常是指空氣粒子來廻運動的速率或者電壓的波動，所以它能代表一個槼則波形曲線上下波動的節律。

More advanced users can use the squiggle line to expose all open apps, and then use the gaze-and-delete trick to select one.
ENGADGET: Hands-on with Tobii REX, a peripheral that brings eye-tracking to any Windows 8 PC (video)
People from around the world were there to cheer and shake the Wal-Mart squiggle (the ceremonial twisting of the hips that is a part of their Wal-Mart cheer).
FORBES: Has Wal-Mart Has Lost Touch With Its Populist Roots?
Market technicians never like to be wrong for more than 15 minutes, so Joe detected every squiggle in the market and fired off snappy teletype messages to the brokers throughout E.
FORBES: Magazine Article

a short line that has been written or drawn and that curves and twists in a way that is not regular