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单词 magnetic head
释义
magnetic head
(once / 11819311 pages)
n

WORD FAMILY
magnetic head: magnetic heads
USAGE EXAMPLES
Another possibility is that no other foreign country has ever had such a magnetic head of state for American audiences.
Slate(Apr 17, 2015)
Music “devices” don’t have needles, magnetic heads or other parts to maintain, even batteries.
Washington Post(Mar 04, 2014)
Doing so entails a risk that they will snap in two as the players’ magnetic heads whir across them at 88 mph.
Washington Post(Jul 15, 2013)
n an electromagnet (as on a tape recorder) that converts electrical variations into magnetic variations that can be stored on a surface and later retrieved
Hyper
electromagnet
a temporary magnet made by coiling wire around an iron core; when current flows in the coil the iron becomes a magnet
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更新时间:2024/11/13 10:27:27