Pre jumping: Prejumping the face of the mogul pumping with heavy contact on the backside. This is a technique to gain speed in the moguls.

提前跳：提前从包脸跳起后重重的落到包背上。这是一种滑猫跳时取得速度的技术。

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Description: Small size, light weight. Low coil power consumption, heavy contact load. Strong anti-shock and anti-vibration, high reliability, long life.

中文描述：体积小，重量轻。线圈功耗低，重接触载荷。强抗休克，抗振动，可靠性高，寿命长。

youdao

Since I do sales, not thousands of contact customers, there are heavy.

从我做销售以来，接触的客户没有千万家，也有千百家了。

youdao

Over the following nine minutes, air traffic controllers frantically tried to make contact with the cockpit, from which only heavy breathing and electronic noises could be heard before the microphone finally went dead.

BBC: Australian 'ghost flight' still a mystery

There was minimal contact and Borriello crumpled to the ground but the striker's last touch had been too heavy and left him no chance of reaching the ball before a back-tracking defender.

CNN: Ronaldinho hat-trick sees Milan close gap