介词短语
中文翻译：为了
同义词：
['in order to', 'for the purpose of']
例句：
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1. I'mgoing to the store so I can buy some groceries.
我要去商店买些杂货。
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2. They decided to go on a picnic in the park so they could enjoy the beautiful scenery.
他们决定去公园野餐，以便欣赏美丽的风景。
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3.The teacher asked us to raise our hands so he could see who was participating.
老师让我们举手，以便他能看到谁在参与。