出发台 meaning in English

starting block
starting mark
starting platform

The entry into the water should be as far away from the blocks as possible . this should be one of the principal aims of the dive
入水点与出发台的距离越远越好。这是出发跳水最重要的目标之一。
The relay team of a swimmer whose feet lose touch with the starting platform before the preceding teammate touches the wall shall be disqualified
在前一个队友触墙之前，如果接力队员的脚还没有踏上出发台的话，该队将被取消参赛资格。
Before the feet leave the blocks , the swimmer should be stretched straight ( fully extended ) so the center of gravity is as far as possible from the block
在蹬离出发台之前，游泳运动员应该伸直身体（充分伸展）使身体重心尽量远离出发台。