您要查找的是不是：
- Yet EEG signals cannot be used directly for limb prostheses, because they depict the average electrical activity of broad populations of neurons; it is difficult to extract from them the fine variations needed to encode precise arm and hand movements. 不过EEG讯号不能直接用于义肢，因为该讯号只是一大群神经元的平均放电活性，要从其中抽取出代表手臂及手掌准确动作的细微讯息变化，可是相当困难的事。
- A bright red welt rose on his arm. 他的手臂上起了明显的条状红肿。
- They interred their dear comrade in the arms. 他们埋葬了他们亲爱的战友。
- The soldiers were ordered to present arms. 士兵们奉命举枪致敬。
- He stood in front of the shop with arms akimbo. 他两手叉腰，站在铺子前。
- It is a barbarous way to extend territory by arms. 以武力扩张领土是一种野蛮的方式。
- He hold on to my arm with a tenacious grip. 他紧紧抓住我的手臂不放。
- The gymnast extended her arms horizontally. 那女子体操运动员双臂平伸。
- The diagram had been copied with great precision. 该图表的复印件很精确。
- Her hands rested on the arms of her chair. 她的双手搁在椅子的扶手上。
- Aim for more precision in your style. 写东西时要力求准确。
- The rebels now have thousands of people under arms. 现在造反者已有成千上万人有了武装。
- The robber in arms wanted to rob the bank. 这个持械的强盗想抢劫银行。
- She enfolded the child lovingly in her arms. 她爱怜地把小孩抱在怀里。
- Scientific exactness and precision. 精确，简练科学上的精确和简明
- She nestled the baby in her arms. 她把孩子抱在怀里。
- She held her baby tight in her arms. 她紧紧地搂着她的孩子。
- She smoothed suntan lotion over her arms. 她轻轻地把防晒油涂在胳膊上。
- Infants were rent from their mother's arms. 婴儿被从母亲怀里抢走了。
- Precis this chapter in two pages. 用两页写出这一章的大意。
