Mouth, When you are thinking, you often purse your lips. You might also use this position to hold back angry words you don't wish to say.

嘴部，当你在思考问题时，通常会撅起嘴来。你也很可能这样做以控制不想说的怒言脱口而出。

youdao

If the Union force attacked before Stonewall Jackson got into position, Lee could not possibly hold it back.

如果联盟军在史东旺·杰克逊达到目的前发起攻击，那么李将难以阻止它们(的攻击)。

youdao

Hold this position with your top wing hand forward and your bottom wing hand slightly back.

保持住这个上翼手靠前且下翼手轻微靠后的位置。

youdao

If the Union force attacked before Stonewall Jackson got into position, Lee could not possibly hold it back.

VOA: special.2009.10.15

However, we can say that the form factor does cause you to move your hand and wrist quite a bit as well as hold the mouse in a much more natural and laid-back position.

ENGADGET: Smartfish Whirl Mini Notebook Laser Mouse review, now on sale for $50

Fuel cells hold out the best hope, however remote, of putting GM back in the position of world automotive leader that it once commanded.

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Speaking at an aviation conference in London, Ms Eagle said the answer for south east England was not going to be "to fall back" on the proposed third runway despite many calls from the airline industry to hold onto their election position.

BBC: Labour scraps plan for third runway at Heathrow Airport