例句
We should have the test results back within 24 hours.
我们24小时之内应该可以拿到化验结果。
He fell sick and died within a matter of weeks.
他病倒了，不出几星期就死了。
Within an hour of our arrival Caroline was starting to complain.
我们到达还没有一小时，卡罗琳就开始抱怨了。
The real dangers to these rebels came from within.
对于这些叛乱分子真正的危险来自内部。