查询词典 leg before

The stude announces that their changeable regular of the center of gravity level speed in supporting phase is falling in tne first cushioning phase. When their center of gravity's vertical lines pass their heels and their knee joints go on extended contraction ,their center of gravity level speed has extended .the reason is that their angles have passed the heels and their swinging legs' kenn joints have swinging the front of their bodies. Its power originates the swinging leg's forward active swinging and the decurtation contraction of hip joints 、ankles of the supporting legs.the swinging leg shows "the calf's active backward swinging"before its landing impact,the skill affects the loss of center of gravity level speed when the swinging leg lands.they enlarge their trunks' forward-landing impact phase ,it can decrease the center of gravity level speed's loss after landing and impel the center of gravity level speed to pass the supporting spot quickly.

两人缓冲阶段身体重心水平速度变化规律是在体前缓冲阶段呈下降趋势；当身体重心垂线超过脚后跟后，在膝关节继续缓冲做退让收缩的情况下身体重心水平速度开始加大，原因是踝关节在最大缓冲时身体重心已移过支撑面及摆动腿膝关节已做体前摆动，主要动力来源于摆动腿的积极前摆和支撑腿髋、踝关节的克制性收缩；在摆动腿下压着地前期是大腿积极下压小腿随大腿的积极下压顺势向前下滑摆，在摆动腿下压着地后期表现出"小腿积极回摆"技术，对减小着地时的水平速度损失、加大向前用力都有积极影响；适当加大摆动下压着地阶段躯干的前倾角度，有利于减少着地时相的速度损失和有利于身体重心较快的移过支撑点；缩小后蹬结束后的后伸动作幅度，有利于减小腾空时间。

All right. Jimmy and I would better shake a leg before it's all gone.

好吧，我和Jimmy要赶紧去买票免得票都卖完了。

You'd better shake a leg before it'sall gone.

你最好在它们卖光前赶快去。

You'd better shake a leg before it's all gone.

你最好在卖完之前赶快去

You'd better shake a leg before it's all gone.

你最好在卖完之前赶紧去

A: Have you injured that leg before?

那你条退以前受过伤吗？

You'd better shake a leg before it's all gone.

你最好在它们卖完之前赶快跑过去

You'd better shake a leg before it's all gone.

在卖完之前你最好赶快

But even with that swollen leg before her, she remained calm.

即使那条肿腿就在面前，母亲仍保持镇定。

As I did this, her trouser leg slid down to reveal a slim, well-toned leg, which she seemed pleased to show off. She held her leg up in the split without any help for a few seconds before lowering it down again.

正如我这样做，她的裤子腿下滑揭示了渺茫，以及高调腿，她似乎高兴地炫耀她举行了她的腿，在分裂没有任何帮助，为几秒钟之前，降低下来。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。