uncoil

基本解释

Do not uncoil the wire as you will be sliding other paper clips into the coil to magnetize them.
不要展開電線，因爲這樣會使其它廻形針滑入線圈而被磁化。
The first step is to make a good upper-body turn, and then, when you uncoil your shoulders, swing out toward the target.
因此第一步你需要把上半身轉動到位，然後，你順勢展開肩部，揮拍擊球。
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Found off Brazil, Argentina, andsouthern Japan, the jelly’s tentacles can coil and uncoil and areused to capture small fish and other food.
這種水母出現在巴西、阿根廷和日本南部，它的觸須能夠卷起，也能放開，用來捕捉小魚和其它食物。

The song seems to uncoil when Finn and Barnes hit the bridge, with ideas evaporating off the surface faster than they can be spotted, let alone captured.
NPR: Liam Finn And Eliza Jane: Shards Of Sound

If something uncoils or if you uncoil it, it becomes straight after it has been wound or curled up. If someone who is curled up uncoils, they move so that their body becomes straight.