您要查找的是不是：
- The machinery requires constant maintenance. 这些机器需要经常保养维修。
- This city has a population of more than 1,000,000. 这个城市人口超过一百万。
- Maintenance of PC is in my element. 我对电脑的维修保养很在行。
- A desert has no settled population. 沙漠没有固定的居民。
- He's taking classes in car maintenance. 他正在上汽车维修课。
- There was a steady increase in population. 人口在不断增长中。
- Who is responsible for the building's maintenance? 谁负责这座大楼的保养事宜?
- What is the population of this country? 这个国家的人口是多少？
- Disease has decimated the population. 疾病使大部分人死亡。
- Has he enrolled in the car maintenance class this year? 他今年报名参加汽车维修班的学习了吗？
- The population of the island has sunk from100 to20. 这个岛上的人口从容不100人减少到了20人。
- The petitioner ask for a variation in her maintenance order. 上诉人要求对她生活费的命令的条件进行变更。
- A lot of the cost of maintenance go into renew brake. 很多的维修费用都花在了更换煞车方面。
- What is the population of Ireland? 爱尔兰人口有多少?
- There was a swell in the city's population. 该市出现过人口膨胀。
- In ten years the city's population expanded by 12%. 十年之中,该城人口增加了百分之十二。
- The population of this country rose by 10 percent. 这个国家的人口增长了百分之十。
- What is the total population of Japan? 日本的总人口为多少?
- He had to work hard for the maintenance of his family. 他为了养家不得不去拼命工作。
- The town has a population of ten thousand. 这个镇有一万人口。
