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汉语拼音：xiān qián

“以前”可以用在动词后面表示时间，例如“吃饭以前要洗手”，“先前”不能这样用。

1. 最前处。

   《诗·小雅·六月》“元戎十乘，以先启行” 汉 郑玄 笺：“二者及元戎，皆可以先前启突敌陈之前行。”

2. 以前；刚才。

   《二刻拍案惊奇》卷十七：“这是 子中 先前与 魏 家同寓，今 魏 家去了，房舍儘有，可以下得 闻 家主僕三人。”《红楼梦》第一○五回：“独见 凤姐 先前圆睁两眼听着，后来一仰身便栽倒地下。” 老舍 《龙须沟》第二幕：“先前你是牛马，现在你是人了。” 张抗抗 《空白》：“我点头鼓舞了他，他渐渐消除了先前的不安，侃侃而谈。”

• An earlier problem, the search for a new site within the United States that would accept the detainees, seems to have been sorted out.

  先前的问题，即在美国境内找一个愿意接收这些关押犯的新地点，现在看来已得到解决。

• Some residents who did not know about the launch in advance thought they were seeing an alien spaceship.

  一些先前并不知道会发射火箭的居民则认为自己看见了外星人的宇宙飞船。

• your head and restore you to your position, and you will put Pharaoh's cup in his hand, just as you used to do when you were his cupbearer.

  三天之内，法老必提你出监，叫你官复原职，你仍要递杯在法老的手中，和先前作他的酒政一样。

• Whenever you see a variable, look for a my declaration higher up in the same block.

  无论何时你看到一个变量，请在同一代码块里的先前位置找my申明。

• Persistence is the ability to save the state of an object into some storage format or to load a previously saved state into an object.

  持久化指的是将对象状态以某种存储格式保存起来，或者先前已保存对象状态加载于对象中的能力。

• The Delegation referred to interventions made earlier on the Development Agenda, during the General Assembly.

  代表团提到大会期间就发展议程先前的发言。

• An MRI and CT scan revealed no changes from previous studies, which had revealed tendinitis and a small ligament tear in the wrist.

  经过核磁共振扫瞄检查后，没有改变先前的计画，他的手腕肌腱发炎，韧带也有点撕裂伤。

• People looked at him as if he had a plague, and our friends from school wanted nothing to do with him.

  大家看大卫的眼光就好像是他得了瘟疫，先前学校的朋友们也都对他避而远之。

• I had not really grown much since the last two auditions, but for some reason this time my stature did not seem to bother them.

  其实当时我也没有比先前两次面试长高多少，不过貌似身高问题从来都不会让我郁闷。