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單詞乎

cross hair

cross hair是什么意思、cross hair怎么讀

cross hair漢語翻譯

【計】 十字線

cross hair詞型變化

異體字:crosshair 

cross hair英語解釋

名詞 cross hair:

  1. either of two fine mutually perpendicular lines that cross in the focus plane of an optical instrument and are use for sighting or calibration
    同義詞：cross wire
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