spotting
🇬🇧/ˈspɒtɪŋ/ 🇺🇸/ˈspɑːtɪŋ/ 20Spotting is light vaginal bleeding that occurs outside of your regular period.
noun [具体名词]弄脏某物的行为；发现
The mystery hero immediately alerted police after spotting a bomb.那个不知名的英雄发觉炸弹后马上报了警。
verb [vt. 及物动词]发现；赏识；（尤指体育、娱乐业）业余观察；（尤指从空中）确定敌人的位置；沾上污渍；生斑；散布；用点装饰；下零星小雨；将（台球）放在置球点上；（比赛或运动中）让……一步；借（钱）给（spot 的现在分词）
His mother said the accident has put her son off train-spotting for life.他的母亲说，这次事故让她的儿子一辈子都不敢去看火车了。
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