如何使用 "approximately" 造句

1. Approximately 20 million people are currently infected with this virus .
目前大约有2000万人感染了此种病毒。
2. Approximately 300 new firewalls will also be installed .
该网站还将安装约300个新的防火墙。
3. Allow approximately 15 minutes for it to completely dry .
等个大概15分钟,让它完全干透。
4. The grove contains approximately 400 pine trees with bent trunks .
这里长着近400棵树干弯曲的松树。
5. Within approximately two minutes , he had arrested the bank robber .
不到两分钟,他就把劫匪缉拿归案。