a piece of bent wire 一段弯曲的金属丝
He straightened a piece of wire.
他弄直了一段铁丝。
Park it on the corner outside the "forbidden zone" where anyone with a pair of bolt cutters and a piece of wire can steal it before morning?
停在早上以前任何人都可以用螺丝刀和一截电线就能偷走摩托车的“禁摩区域”?
Hook's Law: the extension of a piece of wire is directly proportional to the applied force providing the limit of proportionality is not exceeded.
胡克定律:只要施与一段金属线的力不超过其比例极限,那么该经书线的伸长量与所施力成正比。
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