动词短语
中文翻译：站立
同义词：
['hang out', 'stand up straight']
例句：
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1.She stood on end to get a better view of the city skyline.
她站直了以便更好地观赏城市天际线。
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2.After the rain, the grass was standing on end.
雨后，草直立着。
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3.The dog stood on end when it saw its owner coming home.
当狗看到主人回家时，它直立着。