In the interests of safety overcrowding of the poll will not be permitted.
In the interests of safety overcrowding of the poll will not be permitted.
为了保障安全，进入游泳池内人员不要过分拥挤。
In the interests of safety overcrowding of the poll will not be permitted.
为了保障安全，进入游泳池内人员不要过分拥挤。