The nurse can elicit Trousseau's sign by occluding the brachial or radial artery. Hand and finger spasms that occur during occlusion indicate Trousseau's sign and suggest hypocalcemia.

护士可以通过肱动脉或桡动脉来引出特鲁索(氏)。期间手和手指痉挛则为特鲁索(氏)并提示低钙血症。

He then seated himself in the center of the cavern, grasping his remaining pistol with a hand convulsively clenched, while his contracted and frowning eye announced the sullen desperation of his purpose.

然后他坐在洞穴的中央，用一只手痉挛地紧握着他下的手枪，而他收缩和皱着眉头的眼睛表明他的目的阴沉绝望。

A well-dressed American had come in with two women who swooped and fluttered unselfconsciously around a table. Suddenly, he perceived that he was being watched--whereupon his hand rose spasmodically and arranged a phantom bulge in his necktie.

一个衣冠楚楚的美国人带着两个女人走了进来，自觉地围着桌子扑腾扑腾。突然，他意识到自己正在被注视——于是他的手痉挛性地抬起，在领带上捏了一个幻影般的凸起。

Not a word escaped him, though his hand played convulsively with the handle of his knife, while his lowering eyes scanned the whole party, as if they sought an object suited to the first burst of his vengeance.

他一句话也没说出来，尽管他的手痉挛地摆弄着他的刀柄，而他低垂的眼睛扫视着整个聚会，好像他在寻找适合他第一次复仇的对象。