It's like being a really fast runner but being unwilling to take a hit or unable to block.
就像一个跑的飞快的人不愿意击球或者没有拦截能力一样。
The slide block on the window sash is pulled by the support, slides along the runner of the window sash, thereby limiting the position of the window sash.
窗扇上的滑块被撑杆拉住沿窗扇的滑槽滑移并限定了窗扇位置。
The use of said invented starting block can make the technical movement of runner reasonable, and can raise running speed.
使用本发明的起跑器，技术动作合理，为尽早进入途中跑创造了条件，促使短跑速度得以提高。
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