Five people died in the explosion and more than onethousand were injured. One person is still missing.
爆炸中5人丧生，一千多人受伤，还有1人失踪。
《柯林斯英汉双解大词典》
2
While most disease-causing mutated are found in humans at a rate of one in a few thousand to one in a few million people, founder mutation can occur at much higher rates.
虽然大多数致病突变在人类中发现的概率为千分之一到百万分之一，但基础突变发生的几率可能高得多。
3
Onethousand kilometers was quite a long way to the ancient, but now we can complete the journey in about one hour by air.