leg extension

基本解釋

I might start with a bigger bike for more leg extension.
我可能會開始更大更多的自行車腿延長。
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8Alternating leg extension To encourage good use of of the core stability muscles.
8交替伸腿此練習的目的在于更加有效地促進核心穩(wěn)定區(qū)域肌肉的使用。
There is proper leg extension between the saddle and the pedals. (Do this by having a friend steady your bike, or mount your bike in a stationary trainer with the wheels level.
第一，大小腿在腳踏和座墊之間有一個合適的伸展距離。（首先，讓你的朋友協(xié)助你讓自行車在平地上直立，或者讓你的自行車在一個訓練平臺上。

The equipment, a Cybex leg extension machine, was not broken or faulty.
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