Take two cases: since the tsunami, Sri Lanka's largest telephone company has started an early-warning system which would send SMS messages to every mobile phone in an area at risk of flooding.

举两个事例：海啸发生以来，斯里兰卡最大的电话公司已经启动了一个预警系统，后者将向处于洪水泛滥危险区域内的每一部移动电话发送短消息。

youdao

Take two cases: since the tsunami, Sri Lanka's largest telephone company has started an early-warning system which would send SMS messages to every mobile phone in an area at risk of flooding.

举两个事例：海啸发生以来，斯里兰卡最大的电话公司已经启动了一个预警系统，后者将向处于洪水泛滥危险区域内的每一部移动电话发送短消息。

youdao